Addresses Delivered at the Triennial Celebration ..., Volumes 18-231879 |
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Page 16
... pounds per square foot as the weight on the roof and 60 pounds per square foot as the weight on the floor , we should ob- tain as the load that had been supported on each of the first six from 46,400 to 53.650 pounds , and as the load ...
... pounds per square foot as the weight on the roof and 60 pounds per square foot as the weight on the floor , we should ob- tain as the load that had been supported on each of the first six from 46,400 to 53.650 pounds , and as the load ...
Page 13
... pounds potash , 125 pounds nitrogen . 100 bushels of corn contain 33 pounds phosphoric acid , 20 pounds potash , 96 pounds nitrogen . 1000 pounds of tobacco contain 7 pounds phosphoric acid , 54 pounds potash . The 480,000,000 bushels ...
... pounds potash , 125 pounds nitrogen . 100 bushels of corn contain 33 pounds phosphoric acid , 20 pounds potash , 96 pounds nitrogen . 1000 pounds of tobacco contain 7 pounds phosphoric acid , 54 pounds potash . The 480,000,000 bushels ...
Page 15
... pounds potash , 1.5 pounds lime . 15 bushels of wheat ( per acre ) contain 9 pounds of phosphoric acid , 5.5 pounds of potash , 1.0 pounds of lime ; while tobacco is even more severe in its effects on the soil , producing sometimes 1500 ...
... pounds potash , 1.5 pounds lime . 15 bushels of wheat ( per acre ) contain 9 pounds of phosphoric acid , 5.5 pounds of potash , 1.0 pounds of lime ; while tobacco is even more severe in its effects on the soil , producing sometimes 1500 ...
Contents
SUBJECT | 4 |
Discussion on the paper presented at | 11 |
A WELLINGTON | 55 |
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acid alizarine amount angle aniline apparatus ARTS was held boiler Boston bridge building canal cent channel cholera circuit color columns connected construction cost cotton cylinder deflection diameter dynamometer Edward Atkinson effect electric engine experiments feet fibre fire glass harbor heat inches increased Institute instrument introduced invention iron Komotau lactic acid lamps length light load machine manufacture material measure meeting metal method miles mill minutes Mystic River naphtha Nicaragua obtained pass pintle pipe plates pounds practical present President pressure produced Prof Professor Rogers pulley pump railway signals rest revolutions per minute River roof Sectional area sewage sewers shown side signal SOCIETY OF ARTS sprinklers square inch steam steam engine steel strength surface temperature tests tion train tube upper harbor valve vessel vibration weight WHITE OAK wire yellow pine