( 104 ) 



make breakfast cocoa. It contains the alkaloid theo- 

 bromine, closely related to caffeine, so that chocolate and 

 cocoa possess some of the stimulating effects of coffee. 



The specimens in this exhibit, unless otherwise specified, 

 were presented by Huyler & Co. 



2268. Picture of a chocolate plantation in Venezuela. 



2269. Picture of a coffee branch bearing fruit. 



2270. Picture of Hindoo laborers on a cocoa plantation in Venezuela. 



2271. Picture of cocoa picking in Venezuela. 



2272. Picture showing the drying of the seeds. 

 2273-2274. Fruits of the cocoa tree, containing their seeds. 

 Numbers 2275-2288 represent cocoa produced in various places. 



2275. From Puerto Cabello, Venezuela. 



2276. From Choroni. 



2277. From Maracaibo, Venezuela. 



2278. Another specimen from the same place. 



2279. From Cauca, Colombia. 



2280. From Chuao. 



2281. From Avello. 



2282. From Santa Rosa. 



2283. From Africa. 



2284. From Agua Clara. 



2285. From Prado. 



2286. From Surinam, Dutch Guiana. 



2287. From Guayaquil, Ecuador. 



2288. From Haiti. 



2289. From Piddig, Ilicos Norte, Philippine Islands. Presented by E. B. South- 

 wick. 



2290. From Manila, Philippine Islands. Same donor. 



2291. From Bacong, Negros, Philippine Islands. Same donor. 



2292. From Cabayuga, Philippines. Same donor. 



2293. Coarse chocolate nibs. — The coarsely broken kernels. 



2294. Fine chocolate nibs. 



2295. Chocolate "germs." — The plumules of the embryos. They resist grinding, 



so that it is necessary to remove them. 



2296. Chocolate shells. — They contain a little fat and theobromine, and possess 



some value. 



2297. A cake of plain chocolate. 



2298. Cakes of unsweetened chocolate. 



2299. The same sweetened and flavored with vanilla. 



2300. Cocoa butter, or oleum theobromatis, expressed from chocolate. 



2301. Cake cocoa. The cake after removal of the cocoa butter. 



2302. The same ground into breakfast cocoa. 



2303. Theobromine. — An alkaloid extracted from chocolate or from cocoa shells. 



2304. Native-made, plain chocolate sticks. From Jamaica. 



2305. The same from Trinidad, West Indies. Obtained by H. H. Rusby, in Port- 



of-Spain, in 1896. 



