next greatest quantity of land in the same above-mentioned district, not less than twentyfive acres, statute measure, in the year 1804, and shall at the proper season cause the same to be plucked as above mentioned; the silver medal, or twenty-five guineas. Certificates of the number of acres, of the distance of the drills, of the plucking of the hemp, with a general account of the soil, cultivation, and produce, to be delivered to the Society, along with fourteen pounds of the hemp, and two quarts of the seed, on or before the second Tuesday in January, 1805, PREMIUMS FOR DISCOVERIES AND IMPROVEMENTS IN CHEMISTRY, DYING, AND MINERALOGY. 87. PRESERVING SEEDS OF VEGETABLES. For the best methods of preserving the seeds of plants in a state fit for vegetation a longer time than has hitherto been practised, such method being superior to any known to the public, and verified by sufficient trial, to be communicated to the Society on or before the first Tuesday in December, 1804; the gold medal, or thirty guineas. 88. PREVENTING THE DRY-ROT IN TIMBER. To the person who shall discover to the Society the cause of the dry-rot in timber, and disclose a certain method of prevention superior to any hitherto known; the gold medal, or thirty guineas. The accounts of the cause, and method of prevention, confirmed by repeated experiments, to be produced to the Society on or before the second Tuesday in December, 1804, 89. PRESERVING SALTED PROVISIONS FROM BECOMING RANCID OR RUSTY." To the person who shall discover to the Society the best, cheapest, and most efficacious method of preserving salted provisions from growing rancid or rusty; the gold medal, or thirty guineas. A full description of the method, with proper certificates that it has been found, on repeated trials, to answer the purpose intended, to be produced to the Society on or before the first Tuesday in February, 1805. 90. CLEARING FEATHERS FROM THEIR ANIMAL OIL. To the person who shall discover to the Society the best and most expeditious method, superior to any hitherto practised, of clearing goose-feathers from their offensive animal oil, for the use of upholders, in making beds, cushions, &c. the silver medal, or twenty guineas. A quantity of such feathers unstripped and so cleared, not less than forty pounds weight, with a full account of the process, to be produced to the Society on or before the first Tuesday in February, 1805. 91. REFINING WHALE OR SEAL OIL. For disclosing to the Society an effectual method of purifying whale or seal oil from the glu MONTHLY MAG. No. 116 tinous matter that incrusts the wicks of lamps and extinguishes the light, though fully supplied with oil; the gold medal, or fifty guineas. It is required, that the whole of the process be fully and fairly disclosed, in order that satisfactory experiments may be made by the Society to determine the validity of the claim; and certificates that not less than twenty gallons have been purified according to the process delivered in, together with two gallons of the oil, in its unpurified state, and two gallons so refined, be produced to the Society on or before the second Tuesday in February, 1805. 92. MANUFACTURING TALLOW CANDLes. To the person who shall discover to the Society a method of hardening or otherwise preparing tallow, so that candles may be made of it which will burn as clear and with as small a wick as wax candles, without running, and may be afforded at a less expense than any at present made with spermaceti; the gold medal, or thirty guineas. Certificates that 112lb. of such tallow have been made into candles, and 12lb. of the candles made thereof, to be produced to the Society on or before the second Tuesday in January, 1805. 93. CANDLES FROM RESIN OR OTHER SUBSTANCES. To the person who shall discover to the Society the best method of making candles of resin, or any other substance, fit for common use, at a price much inferior to those made of tallow only; the gold medal, or thirty guineas. Six pounds at least of the candles so prepared, with an account of the process, to be delivered to the Society on or before the first Tuesday in December, 1804. 94. METHOD OF SEPARATING SUGAR IN A SOLID FORM FROM TREACLE. To the person who shall discover to the Society the best method of separating sugar from treacle, in a solid form, at such an expense as will render it advantageous to the public; the gold medal, or fifty guineas. A quantity of the sugar so prepared, in a solid form, not less than thirty pounds weight, with an account of the process, and certificates that not less than one hundred weight has been prepared, to be produced to the Society on or before the first Tuesday in February, 1805. 95. PROOF-SPIRIT. To the distiller who, in the year 1804, shall make the greatest quantity, not less than one hundred gallons, of a clean inarketable spirit, from articles not the food of man or cattle, equal in strength or quality to the proof-spirit now in use, and at a rate not higher than the spirit produced from corn or melasses; the gold medal, or one hundred guineas. Ten gallons of the spirit, together with proper certificates, and a full account of the expense and mode of making it, to be produced to the Society on or before the first Tuesday in January, 1805.-. 96. INCREASING STEAM. To the person 4 F who shall invent and discover to the Society quart of the colour in a liquid state, and a method, verified by actual experiments, of full account of the preparation and applicaincreasing the quantity or force of steam, in tion, to be produced to the Society on or besteam-engines, with less fuel than has hitherto fore the second Tuesday in January, 1805. been employed, provided that in general the whole amount of the expenses in using steamengines may be considerably lessened; the gold medal, or thirty guineas. To be communicated to the Society on or before the first Tuesday in January, 1805. 97. SUBSTITUTE FOR TAR. To the person who shall invent and discover to the Society the best substitute for Stockholm tar, equal in all its properties to the best of that kind, and prepared from materials the produce of GreatBritain; the gold medal, or one hundred guineas. A quantity of the substitute, not less than one hundred weight, with certificates that at least one ton has been manufactured, and that it can be afforded at a price not exceeding that of the best foreign tar, together with an account of the process, to be delivered to the Society on or before the first Tuesday in March, 1805. 98. PREPARATION OF TAN. To the person who shall prepare in the most concentrated form, so as to be easily portable, and at a price applicable to the purposes of manufactures, the largest quantity, not less than one hundred weight, of the principle called by the French tannin, which abounds in oak-bark and many other vegetable substances; the gold medal, or fifty guineas. Certificates of the superior quality of the quantity so prepared, and a sample of not less than 281b. to be produced to the Society on or before the last Tuesday in January, 1805. 99. INDELIBLE INK. To the person who shall discover to the Society, a method of making a black ink proper for writing, superior to any at present known, indestructible by che nical applications, and not dearer than that which is now in common use; the silver medal or fifteen guineas. Certificates that not less than two gallons of such ink have been actually prepared and found to possess the qualities above mentioned, with a full detail of the process of making it, and two quarts of the ink, to be delivered to the Society on or before the second Tuesday in January, 1805. 100, PREPARATION OF A RED STAIN FOR COTTON CLOTH. To the person who shall communicate to the Society, the cheapest and most effectual method of printing or staining cotton cloths with a red colour, by an imme diate application of the colouring-matter to the cloth, equally beautiful and durable with the red colours now generally procured from decoctions of madder; the gold medal, or thirty guineas. Certificates that the above process has been advantageously used on ten pieces of calico, each twenty-one yards or upwards in length, one piece of the calico su printed, a 101. PREPARATION OF A GREEN COLOUR FOR PRINTING COTTON CLOTH. To the person who shall communicate to the Society the best and cheapest method of printing with a full green colour on cotton cloth, by an im mediate application of the colouring matter from a wooden block to the cloth, equally beautiful and durable as the colours now formed from the complicated process of the decoction of weld on alumine and the solutions of indigo by earths or alkaline salts ; the gold medal, or thirty guineas. Certificates and conditions as for premium 100. 102. SUBSTITUTE FOR THE BASIS OF PAINT. To the person who shall produce to the Society the best substitute, superior to any hitherto known, for the basis of paint, equally proper for the purpose as the white lead now employed; such substitute not to be of a noxious quality, and to be afforded at a price not materially higher than that of white lead; the gold medal, or one hundred guineas. A quantity of the substitute, not less than 50lb, weight, with an account of the process used in preparing it, and certificates that at least one hundred weight has been manufactured, to be produced to the Society on or before the first Tuesday in January, 1805. 103. RED PIGMENT. To the person who shall discover to the Society a full and satisfactory process for preparing a red pigment, fit for use, in oil and water, equal in tone and brilliancy to the best carmines and lakes now known or in use, and perfectly durable; the gold medal, or thirty guineas. One pound weight of such colour, and a full disclosure of its preparation, to be produced to the Society on or before the first Tuesday in Feb. 1805. N. B. It is not required that the colour should resist the action of fire or chemical applications, but remain unaltered by the coinmon exposure to strong light, damps, and noisome vapours. 104. ULTRAMARINE. To the person who shall prepare an artificial ultramarine, equal in colour, brilliancy, or durability, to the best prepared from lapis lazuli, and which may be afforded at a cheap rate; the gold medal, or thirty guineas. The conditions are the same as in the preceding premium for the red pigment. 105. ANALYSIS OF BRITISH MINERALS. To the person who shall communicate to the Society, the most correct analysis of any mineral production of Great-Britain, hitherto either unexamined, or not examined with accuracy; the gold medal. The analysis and sufficient specimens to be produced to the Society. on or before the first Tuesday in Jan. 1805. 106. STATUARY MARBLE, To the person who shall discover, within Great-Britain or Ireland, a quarry of white marble fit for the purposes of statuary, and equal in all respects to those kinds now imported from Italy; the gold medal, or one hundred pounds. A block of at least three feet in length, two in height, and two in width, with an account of the situation of the quarry, and certificates of its possessing considerable extent, to be produced to the Society on or before the first Tuesday in February, 1805. N. B. In order to prevent useless expense or trouble to the claimant in forwarding so large a block, the Society will be ready to examine any smaller specimen of the marble, and express their opinion of its value to the candidate before the block required by the above premium is produced. 107. PREPARATION OF SULPHURIC ACID FROM SULPHUR WITHOUT THE USE OF ANY NITRIC SALT, To the person who shall prepare the largest quantity (not less than one ton) of sulphuric acid from sulphur, without any nitric salt, of a specific gravity, not in ferior to the best sulphuric acid of commerce; the gold medal, or fifty guineas. Certificates that not less than the above quantity of such an acid has been prepared, together with a sample, to be produced to the Society on or before the first Tuesday in January, 1805. 108. PREPARATION OF ANY ALKALINE OR EARTHY NITRATE. To the person who shall prepare, in Great-Britain, the largest quantity, not less than one hundred weight, of any salt of nitric acid, with either earths or alkalies, by a method superior to and as cheap as those hitherto practised; the gold medal, or one hundred guineas. Certificates of the above quantity having been prepared, and a sample of not less than 28lb. to be produced to the Society on or before the last Tuesday in January, 1805. 109. FINE BAR-IRON. To the person, in Great-Britain, who shall make the greatest quantity of bar-iron, not less than ten tons, with coak, from coak-pigs, equal in quality to the best iron imported from Sweden or Russia, and as fit for converting into steel; the gold medal, or fifty guineas. Samples, not less than one hundred weight, with certificates that the whole quantity is of equal quality, to be produced to the Society on or before the first Tuesday in January, 1805. with ten pounds weight of the composition, 112, GLAZING EARTHEN-WARE WITH 113. REFINING COPPER FROM THE ORE. To the person who shall discover to the So, ciety the best method of separating, purifying, and refining copper from the ore, so as to render it fit for the finest purposes to which fine copper is now applied, and by a process su perior to any hitherto known or in use, and not higher in price; the gold medal, or fifty guineas. Certificates that not less than three tons have been so prepared or refined, and a quantity not less than one hundred weight of the copper so refined, to be produced to the Society on or before the first Tuesday in Feb. 1805. 114. MINERALOGICAL MAP OF ENGLAND AND WALES. To the person who shall complete and publish an accurate mineralogical map of England and Wales, on a scale of not less than ten miles to an inch, containing au account of the situation of the different mines therein, and describing the kinds of minerals thence produced; the gold medal, or fifty guineas. Certificates of the accuracy of such map, together with the map, to be produced to the Society on or before the first Tuesday in February, 1805. The map to remain the property of the Society. 115, MINERALOGICAL MAP OF IRELAND. The same premium is offered for a mineralogical map of Ireland, on similar conditions. 116. MINERALOGICAL MAP OF SCOTLAND. The saine premium is offered for a mineralogical map of Scotland, on similar conditions. 110. PRESERVING IRON FROM RUST. To the person who shall invent and discover to the Society a cheap composition, superior to any now in use, which shall effectually preserve wrought iron from rust, the gold medal, or fifty guincas. A full description of the method 117. NATURAL HISTORY. To the author of preparing the composition, with certificates who shall publish, in the year 1804, the natuthat it has stood at least two years unimpaired, ral history of any county in England or being exposed to the atmosphere during the Wales; the gold medal, or fifty guineas. It whole time, to be produced to the Society, is required that the several natural productions 580 Premiums in Polite Arts. whether animal, or vegetable, or mineral, peculiar to the county, or found therein, be carefully and specifically arranged and described, in order that the public may be enabled to judge what arts or manufactures are most likely to succeed in such county. The work to be delivered to the Society on or before the last Tuesday in January, 1805. PREMIUMS IN POLITE ARTS. 118. HONORARY PREMIUMS FOR DRAWING, BY NOBILITY, For the best original drawing, of any kind, by young gentlemen under the age of twenty-one, sons or grandsons of peers, or peeresses in their own right, of Great-Britain or Ireland, to be produced on or before the first Tuesday in March, 1805; the honorary medal of the Society in gold. 119. The same in silver for the best copy, 120, 121. The same premiums will be given, on the like conditions, to young ladies, daughters or grand-daughters of peers, or peeresses in their own right, of Great-Britain or Ireland. 122. HONORARY PREMIUMS FOR DRAWING, BY GENTLEMEN. For the best original drawing, of any kind, by young gentlemen under the age of twenty-one; to be produced on or before the first Tuesday in March, 1805; the gold medal. 123. For the best copy, the silver medal. 124, 125. The same premiums will be given for drawings by young ladies. N. B. As the foregoing honorary premiums are intended only for such of the nobility and gentry as may hereafter become patrons or patronesses of the arts; persons professing any branch of the polite arts, or any business dependent on the arts of design, or the sons or daughters of such persons, will not be admitted candidates in these classes. 126. DRAWINGS OF OUTLINES. For the best outline, after a cast, in plaster, of the Venus de Medicis, by persons of either sex, under the age of sixteen, the figure not less than eighteen inches; to be produced on or before the last Tuesday in February, 1805; the greater silver pallet, 127. For the next in merit; the lesser silver pallet. 128. DRAWINGS OF LANDSCAPES. For the best drawing in water-colours of a landscape after nature, not less than eighteen inches by twelve, by persons of either sex, under twenty-one years of age, to be produced on or before the last Tuesday in February, 1805; the gold pallet. 129. For the next in merit, the greater silver pallet. Each candidate must mention, on the front of the drawing, whence the view was taken. 130. HISTORICAL DRAWINGS. For the best historical drawing, being an original com [June, position, of five or more human figures; the height of the principal figure not less than eight inches; to be produced on or before the third Tuesday in Feb. 1805 ; the gold pallet. 131. For the next in merit; the greater silver pallet. 132. DRAWING AND ENGRAVING. TO the person who shall complete the best original drawing and engraving. The design and engraving to be executed by the same artist, and produced to the Society on or before the first Tuesday in February, 1805; the gold medal. It is required that the drawing and two inpressions of the engraving be produced, and remain the property of the Society. 133, LINE ENGRAVINGS OF LANDSCAPES. For the best line engraving of a landscape, published in the year 1804, the size of the engraving not less than eighteen inches by fourteen; the gold medal. To be produced to the Society on or before the last Tuesday in January, 1805; and the impression to which the premium is adjudged to remain the property of the Society. 134. For the next in merit; the silver medal, on similar conditions. 135, LINE ENGRAVINGS OF HISTORICAL SUBJECTS. For the best line engraving published in the year 1804, of an historical subject, the size of the engraving not less than eighteen inches by fourteen; the gold medal. 136. For the next in merit; the silver medal. Conditions, &c. the same as in classes 133 and 134. 137, 138, 139, 140. The same premiums are extended one year farther. N. B. It is not necessary in the classes of line engravings, for the artist's name to be concealed. The first aquafortis proof of the above plates are required to be sent in with the finished impression, and certificates that the etchings are the entire work of the candidate, The aquafortis proof also to remain the property of the Society, 141. MODEL IN CLAY OR PLASTER. For the best model in clay or plaster of an ornamental design for the purpose of embellishing works of architecture; the silver medal or twenty guineas. To be produced to the Society on or before the last Tuesday in January, 1805. The model not to be less than thirty inches by twelve. 142, PERSPECTIVE DRAWINGS OF MACHINES. For the best perspective drawing of machines by persons under twenty-one years of age; the greater silver pallet. To be produced to the Society on or before the last Tuesday in January, 1805. 143. For the next in merit; the lesser silver pallet, on similar conditions. 144. ENGRAVING ON WOOD, OR METAL BLOCKS, &C. For the best engraving on wood or metal blocks, or any other material, so that the same be rendered capable of composition with the letter-press, of any allegorical or other subject suited to the embellishment of letter-press, the gold pallet. 145. For the next in merit, the greater silver pallet. Two or more impressions along with the block to be produced to the Society on or before the first Tuesday in February, 1805. The impressions, but not the block, to remain the property of the Society. 146. BRONZES. For the best drapery figure or group cast in bronze; if a single figure, not less than twelve inches high; and, if a group, not less than nine inches; and which will require the least additional labour to repair; the gold medal, or the silver medal and twenty guineas. The cast to be exhibited to the Society before it is begun to be repaired, with the original figure or group, on or before the first Tuesday in February, 1805, together with a full explanation of the whole process. 147, ORNAMENTAL DRAWINGS FOR ARCHITECTURAL DESIGNS. For the best ornamental drawing for the purpose of embellishing architectural designs; a silver medallion with the following engraved inscription: The Premium given by the Society for the Encouragement of Arts, Manufactures, and Commerce, in conformity to the Will of John Stock, of Hampstead, Esq. The drawing to which the premium is adjudged to remain the property of the Society; and to be produced to the Society on or before the second Tuesday in February, 1805. PREMIUMS FOR ENCOURAGING AND IMPROVING MANUFACTURES. 148. MACHINE FOR CARDING SILK. For the best machine, superior to any now in use, for carding waste silk equally well as by hand; to be produced, together with a specimen of the cardings, on or before the first Tuesday in November, 1804; the silver medal, or twenty guineas. 149. CLOTH FROM HOP-STALKS, &c. To the person who shall produce to the Society the greatest quantity, not less than thirty yards of cloth at least twenty-seven inches wide, made in Great-Britain, of hop-stalks or bines, or other raw vegetable substances, the produce of Great-Britain or Ireland, superior to any hitherto manufactured from such substances, and which can be generally afforded as cheap as cloth of equal quality and appearance now made from hemp, flax, or cotton, and much finer in quality than any hitherto manufactured in England from hop-stalks, &c. the gold medal, or thirty guineas. One pound of the thread of which the cloth is made, and thirty yards of the cloth, together with proper certificates that the whole is manufactured from hop-stalks or bines, &c. to be produced to the Society on or before the first Tuesday in De cember, 1804. N. B. The Society is already in the possession of cloth made in England from hop-stalks or bines, which may be inspected by application to the Housekeeper. 150, WICKS FOR CANDLES OR LAMPS. To the person who shall discover to the Society a method of manufacturing hop-stalks or bines, or any other cheap material, the growth of Great-Britain, so as to render them equally fit for the purpose of supplying the place of cotton, for wicks of candles or lamps; twenty guineas. Samples, not less than five pounds weight, of the wick so prepared. to be produced to the Society, with certificates that the whole quantity is equal in quality to the sample, on or before the second i uesday in Jan. 1805. 151. PAPER FROM RAW VEGETABLE SUBSTANCES. To the person, in Great-Britain, who shall, between the first of January, 1804, and the first of January, 1805, make the greatest quantity, and of the best quality (not less than ten reams), of good and useful paper, from raw vegetable substances, the produce of Great-Britain or Ireland, of which one hundred weight has not been used in manufactu ring paper previous to January, 1803, superior to any hitherto manufactured from such substances, and which can be generally afforded as cheap as paper of equal quality and appearance now made from rags; twenty guineas. N.B. The object of the Society being to add to the number and quantity of raw materials used in this manufacture, it is their wish to include every useful sort of paper, and to introduce such natural products as can be easily and cheaply procured in great quantities. The Society are in possession of two volumes containing a great variety of specimens of paper made from raw vegetable substances, viz.nettles, potatoe-haum, poplar, hop-bines, &c. which volumes may be inspected by any person on application to the Housekeeper. Certificates of the making such paper, and one ream of the paper, to be produced on or before the last Tuesday in January, 1805. 152. TRANSPARENT PAPER. To the person who shall discover to the Society a method of making paper from the pulp that shall be perfectly transparent, and of a substance and body equal to foolscap, that shall take and bear common writing ink with the same facility and correctness as writing-paper generally in use; the silver medal, or twenty guineas. Certificates of the making such paper, an account of the process, and one ream of the paper, to be produced on or before the second Tuesday in January, 1805. 153. CHINTS PATTERNS FOR CALICOPRINTERS. For the best original pattern in a new taste, of light or dark-ground chints for garment-work, fit for the purposes of calico |