36 VALUE OF MAMMALS TO MAN 



ably short space of time. No part is wasted ; every item 

 is of some value, from the blood used in dye, to the hairs 

 used for mixing with plaster. 



The great packing houses sell their products to the re- 

 tailer, who in turn charges a larger sum, and the beeves 

 of a year, which often reahze millions in the hands of 



Fig. 26. — The American Trotter. 



raisers, produce many more in the hands of the retailer. 

 Fortunes have been made in building ice cars to carry 

 and transport meat, and millions are invested in the prod- 

 ucts, prepared meats, ham, dried beef, and various other 

 articles, which require a large force of men, tens of thou- 

 sands, all over the world to handle. Few mammals are 

 more valuable to man than the ordinary cow. 



The horse represents a vast outlay and income. Large 



