viii ACKNOWLEDGMENT OF ILLUSTRATIONS 
A. M. Reese, University of West Virginia, Morgantown, 
W. Va., 91, 92. 
A. G. Rutheven, University of Michigan, Ann Arbor, Mich., 
83, 84, 86, 88. 
G. B. Simpson, 170, 171, 172. 
B. G. Smith, Ypsilanti, Mich., 70. 
W. H. Snyder, Los Angeles, Cal., 93, 126, 127, 244, 343, 349, 
428. 
Crystal Thompson, Ann Arbor, Mich., 71. 
J. M. Thorburn & Co., New York City, 242. 
C. H. Townsend, New York Aquarium, 59, 60, 61. 
University of Minnesota, 205, 245, 269, 351, 352, 353, 354, 
355. 
United States Census 1910, 375. 
United States Department of Agriculture, 12, 13, 17, 33, 34, 
35, 36, 37, 38, 40, 41, 42, 45, 46, 47, 49, 59, 66, 67, 68, 
69, 90, 125, 144, 180, 181, 279. 
United States Department of the Interior, 254, 323, 324, 326, 
330, 331, 332, 333, 334, 350, 358, 359, 431, 432, 433, 438. 
Jerome Walker, Physiology, 400, 407, 408, 412. 
Anti-Saloon League, 419. 
Wisconsin University, 246, 247, 274, 275, 356. 
