INDEX. 633 



Subjects — 



Isomeric compounds for agriculture, 328 



Liquid and solid manures, _ 448, 460 



Making and treatment of hot beds and cold frames 



for plants, 376 



Orchards, 318, 338, 344 



Summer soiling of cattle, _ _ 237 



Wheat, 203, 229 



Felton's portable grain mill, 176 



Fence posts, 50.") 



Fish guano, 280 



Fisher on the best method of conducting steam from the 



boiler to the piston of steam engines, 605 



mechanical means to relieve the travel of Broadway, 623 



Forests of Long Island, 380 



Franklin Institute, _ _ 90 



Free passages from Europe, to the savans of the old world,. 92 



French metrical system, _ _ 549 



Fruit, _ 241 



G- 



Gale's steam and fire indicator, 187 



Gas, 604 



from wood, • __ ._ 564 



Glass for hot beds, conservatories, etc., 389, 451 



Government works, 92 



Green sand marl of New Jersey,. 328 



Guano, Peruvian and other, 217, 221, 273, 280 



H. 



Haley on the sorghum saccharatum, 363 



Harbor encroachments, 95 



Harvester, Wagener's, __ 176 



Haswell on the cause of explosion, and construction of steam 



boilers, 556 



Heating conservatories by gas, 504 



Hedges's boiler for steaming food for stock, 453 



Hogs, 401 



Horses, 401 



[Am. Inst.] 42 



