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MISCELLANEOUS INTELLIGENCE.

I. MECHANICAL SCIENCE.

Page

Page

1 Ascent of Hot Air through 11 Prevention of Fires in Theatres. ib.

Tubes.

179 12 Influence of Metals on the mo-

2 On the Construction of Vitro-

tion of Magnetized Bodies ib.

Crystalline Object Glasses · ib. 13 Diurnal Variation of the Baro-

3 Zenneck's Pycnoscope, or lo-

meter

184

strument to measure the Den- 14 Theory of Light

ib.

sity of Solid Bodies

180 15 Theory of Equations .

4 Method of preparing Flax, at

16 New Tan for Dressing Leather ib.
'Goldkronach in Bavaria 181 17 Method of preserving the Must

5 Alloyed Iron Plate

ib.

of Grapes

ib.

6 Cohesion of Iron and Steel . ib. 18 Græco-Egyptian Papyri 186

7 Fire Arms

182 19 Roman Antiquities

ib.

8 Preparation of Hydraulic Lime ib. 20 Archæology

ib.

9 Hydraulic Cements

ib. 21 Ancient Monument discovered

10 Altitude of certain Buildings 183

at Bourdeaux

ib.

II. CHEMICAL SCIENCE.

1 Crystallization of Ice.

186 16 Spontaneous Inflammation of

2 On the Evaporation of Ice . 187

Arsenical Cobalt

192

3 Conduction of Heat by Wood ib. 17 Sulphate of Potash and Chrome 193

4 Chemical Action of Light 188 18 Preparation of Spongy Platina

5 Ignition of Wire by Voltaic

for effecting Ignition . ib.

Electricity

189 19 Muriates of Ammonia and Platina, ib.

6 Electricity of Woollen Cloth ib. 20 On Glucinum and Yttrium 194

7 Price of Bromine.

ib. 21 Sulphuret of Silica.

8, Peculiar production of Ammo- 22 Observations relative to Alumina 196

nia

ib. 23 Manufacture of Alum

ib.

9 Cyanide of Sulphur

ib. 24 On a test for various Organic

10 Supposed Discovery of a method

Principles in Microscopic

of making Diamonds

190

Chemistry

ib.

11 Manufacture of Flint Glass 191 25 On the Fatty Matter of Wool

197

12 Action between Metallic Chlo. 26 Specific Gravity of Solutions of

rides and Olefiant Gas

ib.

Sugar

198

13 On the presence of Iron iu Tin 192 27 Ceric Acid

ib.

14 Supposed presence of Mercury 28 Preparation of Alizarine, a co-

in Sea Water

ib.

louring principle of Madder . ib.

15 Method of detecting Arsenic in 29 Sanguinari, a New Vegelo-

Sulphur

199

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TO OUR READERS AND CORRESPONDENTS.

Our next number will contain an ample report of the proceedings at the
Frida y Evening Meetings of the Royal Institution, and the subjects of the
Various Courses of Lectures delivered during the present season.

We regret that we cannot comply with the wishes of several of our
Correspondents, who desire private copies of their Communications. All
Manuscripts will be returned to the authors if specially required; if not
they are immediately destroyed upon the publication of the number that
contains them in print.

Nearly ready for Publication, in one volume small octavo,
OUTLINES of GEOLOGY; being the Substance of a Course of

LECTURES delivered in the Theatre of the Royal INSTITUTION.

By WILLIAM THOMAS BRANDE, F.R.S.

Professor of Chemistry in the Royal Institution, &c.
The design of this work is to make the student acquainted with the objects

and uses of Geology.

Page

REMARKS on the Naturalization of Plants in Colder Climates. Ad-

dressed to the Editor by J. Mac Culloch, M.D., F.R.S., &c. &c. 221

A Medico-Chirurgical Commentary on Shakspeare. By William

234

Elements of Medical Statistics. By F. Bissett Hawkins, M.D., &c.

(Reviewed.)

243

Illustrations of the Alipeda, or Bats and their Allies

261

An Account of the latest Modifications in the Structure of the Ami-

cian Catadioptric Microscope, with full and particular directioris

for managing and observing with it. By J. CUTHBERT. Commu-

nicated by the Author :

270

Remarks on the Discussion between Mr. Ivory and Mr. Meikle, on

the Temperature and Condensation of Air

277

Notes on Medical Music. By William WADD, Esq., F.L.S. 281

Letter from Dr. Mac Culloch to the Editor, respecting some Miscel-

laneous Inquiries

290

Ohservations on the manner of Manufacturing Indigo in the Southern

Provinces of India; with some remarks on its Chemical Changes

and Combinations. By CHARLES H. Weston, Esq.

296

An Account of the Chain-bridge erected at The Hyde, Ingatestone,

Essex, 1829

314

On the Construction of Fire-proof Buildings. By Ignatius Bonomi,

Architect

320

On the Early History of the Steam-Engine

322

Some Account of the Order in which the Fossil Saurians were dis-

covered

345

PROCEEDINGS of the ROYAL INSTITUTION

350

Supply of Water to the Metropolis Sonorous Vibrations of Air

On Vegetable Metamorphosis

Block Machinery at Portsmouth

On the Molecules of Bodies

Nodal Figures of Vibrating Surfaces

Compensation Pendulums

Fictile Vases of the Ancients

Action of Weather on Building Ascent of Mont Blanc

Stones

Manufacture of Glass for Optical

Lithographic Chiaro-scuro

Purposes

On Electro-filtration

New Forest Oak Timber.

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III. NATURAL History,

1 Effect of Chlorine as an Antidote 22 Dimensions of the Six principal

to Hydrocyanic Acid

421

Lakes in the United States 432

2 Velocity of the Blood in Circu. 23 Hints on the Antiquity of

lation, &c.

Languages, and on the Origin

3 On the Proportion in Births of

of Alphabetic Writing 433

Boys to Girls

422 24 Comparative heights of the

4 Inoculation of Hydrophobia 423 Alps, Pyrenees, and Moun.

5 Ossification of the Vitreous

tains of Scandinavia. 436

Humour

ib. 25 Meteorological Observations at

6 Vocal Sounds after Death 424

Geneva and at St. Bernard il.

7 Preservation of Blood

ib. 26 Coincidence of Storms and

8 Stinging of a Gnat

ib. Earthquakes, with a Depres-

9 Destruction of Weevils . 425

sion of the Barometer

ib.

10 Zoological Weather Glass ib. 27 Remarkable Mongrels between

11 The Great American Bittern ib. a Dog and a she Wolf

437

12 Introduction of Coffee into Eu- 28 Urinary Calculi .

ib.

rope

426 29 On the Animal of the Silicaria 438

13 French Eggs and Apples

ib. 30 Observations on the Influence

14 Enlargement of Artichokes ib.

of Cold on New-born Children 439

15 Preservation of Potatoes

ib. 31 Elevation of the Principal Ta.

16 On the Action of Mushrooms

ble-lands of the Globe.

ib.

upon Air and Water .

ib. 32 Mortality among Leeches during

17 Extraordinary effect of Earth-

Storms

440

quake at Lima, 1828 . 429 33 Pinite found in the Granite in

18 Substance which fell from the

the Environs of Heidelberg ib.

Atmosphere in the Province 34 Description of the Spiricella ib.

of Romoe, Persia

35 Belemnites .

ib.

19 Earthy Powder which sell at 36 Temperature of the Sea at dif-

Idria, in Carniola

431 ferent Depths

442

20 New Mineral, Hydro-carbon ib. 37 Vegetating Fungus found in

21 Fall of Rain at different heights 432 the Stomach of a Cod

ib.

Meteorological Table

444

Index

445

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