September, 1943 
1859. The quadrupeds of Illinois, injurious 
and beneficial to the farmer. U. S. 
Pat. Off. Rep. Ag. for 1858, pp. 241- 
56. 
Koestner, E. J. 
1941a. Some recent records of central IIli- 
nois mammals, report of the Reel- 
foot Lake Biological Station, 5. Jour. 
Tenn. Acad. Sci. 16(1) : 46-7. 
19415. Noteworthy records of occurrence of 
mammals in central Illinois. Il. 
Acad. Sci. Trans. 34(2) : 227-9. 
La Due, Harry J. 
1935. Guide for trapping and care of raw 
furs. St. Peter, Minn. 69 pp. 
Leopold, Aldo 
1929. Game survey of Illinois. Unpub- 
lished. 75 pp., maps, appendix. 
1931. Report on a game survey of the north 
central states. Sporting Arms and 
Ammunition Mfg. Inst., Madison, 
Wis. 299 pp., illus. 
Lyon, Marcus Ward, Jr. 
1936. Mammals of Indiana. Am. Midland 
Nat. 17(1) : 1-384. 
Mohr, Carl O. 
1937. Illinois trappers’ averages reveal 
coon and possum distribution. III. 
Cons. 2(4) : 3-4, 8. 
1939. ‘Trappers’ reports reveal furbearer 
fluctuations in Illinois. Ill. Cons. 4 
(1):4-5. Illus. 
1941. Distribution of Illinois mammals. III. 
State Acad. Sci. Trans. 34(2) : 229-32. 
Illus. 
Monur: FuRBEARER DISTRIBUTION AND INCOME 
537 
Necker, Walter L., and Donald M. Hatfield 
1941. Mammals of Illinois; an annotated 
check list with keys and bibliography. 
Chicago Acad. Sci. Bul 6(3):1-60. 
Illus., bibliog. 
Rasmussen, D. I. 
1931. Unpublished notes. III. Nat. Hist. Surv. 
Scott, Thomas G. 
1937. Mammals of Iowa. Iowa State Col. 
fours Scien 12 (1) 3143-97. 
Thatcher, Arthur 
1937. Jersey plans county-wide program of 
game management. III. Cons. 2(2): 
10-2. 
U. S. Bureau of Biological Survey 
1939. A survey of the annual fur catch of 
the United States. Wildlife Res. and 
Mgt. Leaf. BS-140:1-19. (Mimeo- 
graphed.) 
U. S. Forest Service 
1937. Estimate of fur-bearing animals on 
national forests, 1935-1936. 1. p. 
(Planographed. ) 
1938. Estimate of fur-bearing animals on 
the national forests, 1936-1937. 
(Planographed.) 
U.S. Fish and Wildlife Service 
1940. The annual fur catch of the United 
States. U.S. Fish and Wildlife Serv. 
Wildlife Leaf. 170:1-21. (Mimeo- 
graphed.) 
Wood, Frank Elmer 
1910. A study of the mammals of Cham- 
paign County, Illinois. Ill. State Lab. 
Nat. Hist. Bul. 8(5): 501-613. Illus. 
A oe 
QE LIRARY OF THE 
NCT 2 
1943 
ONIVERDITY GF RULES 
