ILLUSTRATIONS xxi 



174. A Flock of Fowls Ready for Market ' 377 



175. Market Types of Broilers 379 



176. Curves Showing Variation in Supply and Prices for Broilers 380 



177. Rhode Island Red Broilers Ready for Market 382 



178. Market Types of Roasting Chickens 387 



179. Curve Showing Variations in Market Prices for Roasters 388 



180. -A Flock of Capons Five Months Old 390 



181. Caponizing Instruments 394 



182. Proper Place to Make Incision in Caponizing 395 



183. Steps in the Operation of Caponizing 396-397 



184. Comparison of Weights with Capon and Cockerel 401 



185. A Portable Battery of Feeding Coops 405 



186. Common Type of Funnel Used in Cramming 408 



187. Cramming Machine 408 



188. Proper Method of Sticking and Dry Picking 411 



189. An Excellent Killing Knife 412 



190. Dry Picking Squab Broilers 415 



191. Scalding Poultry 416 



192. Roaster Properly Dressed for Retail Trade 419 



193. Chart Showing Course of Products from Producer to Consumer. . . . 425 



194. The Relation of Temperature to Selling Price of Egge 430 



195. Interior of Mercantile Exchange, New York City 431 



196. Egg Grading Table in Use 434 



197. A Popular Manner of Packing Eggs for Shipment 436 



198. Effect of Incubation Temperature on- Fertile and Infertile Eggs 438 



199. Stages in the Development of the Embryo 439 



200. A Commercial Egg Candler at Work 441 



201. Boxes for Shipping Baby Chicks 444 



202. Undesirable Types of Market Broilers 445 



203. Soft Roasters Ready for Market 445 



204. Methods of Packing Fancy Grades of Dressed Poultry 446 



205. Broilers Box-packed and Iced for Shipment 447 



206. Three Methods of Keeping Records 463 



207. Students Washing Live Birds for Exhibition 480 



208. The Technic of Washing - 481 



209. Baltimore Poultry Exhibit 484 



210. A Body Louse 507 



211. A Red Mite 508 



212. A Scaly-leg Mite 508 



213. The Work of the Scaly-leg Mite 509 



214. The Gapeworm 511 



215. The Common Roundworm 511 



217. A Typical Poultry Farm Layout 520 



218. Comparison of Pre-war with War-time Conditions 531 



