No. 149.] 493 



Page. 



Porpoise leather and oil, 157 



Potato rot, 120 



Potatoes from Callao, 262 



Pottery, 157 



Premiums awarded 1850, 21, 82 



Proceedings of the Farmers' Club, 331 



Agricultural schools, 331 



Cattle, 477 



Corn as an article of food, 453 



Culture and preparation of Flax and Hemp, 409 



Flax, Hemp and Cotton, 425 



Growth and cultivation of Flax in the United States, 401 



Madder, 390 



Manure, 331 



Pine trees and their cultivation, 340 



Tea and Madder cultivation, 357 



Progress of the tea cultivation in the United States, 165 



Pulverized wood, 156 



Raspail's System of Organic Chemistry, 187 



Reasons for an extended cultivation of flax and hemp, .... 425 



Receipts and disbursements of the Institute, 10 



expenditures of the 23d annual fair, 15 



Report of the agricultural committee, 81 



committee on arts and sciences, 181 



Atlantic Dock Mills, 188 



CadwellPayson& Co., excelsior soap, 189 

 ploughing and testing of ploughs, . 92, 94 



spading match, 95 



Rope and cordage machine, 135 



