193 
Stejneger, L., and T. Barbour 
1923. A Check List of North American Amphibians and Reptiles; second 
edition, pp. iv, 125. (Cambridge: Harvard University Press.) 
The leading authority on the nomenclature and range of species of these 
groups. 
1943. Ibid., revised; fifth edition, pp. xix, 260. July 1943. 
Sumner, Francis B., and Harry L. Svvarth 
1924. The supposed effects of the colour tone of the background upon the colour 
coat of mammals; Jour, of Mammalogy, vol, 5, No. 2, pp. 81-113, figs. 1-14. 
Describes a method of preparing flat skins and stretching them uniformly. 
Svihla, Arthur, and Ruth Dowell Svihla 
1939. Elton’s method of preparing mammal skins; Jour, of Mammalogy, vol. 20, 
No. 1, p. 111. 
Describes some modifications of method of ‘'casing” skins of small 
mammals. 
Taverner, P. A. 
1912. On the Collection of Zoological Specimens for the Victoria Memorial 
Museum; Zoology; Geol. Surv., Canada, No. 1234, pp. 56. (Ottawa: 
Government Printing Bureau.) Out of print. 
1919. Birds of Eastern Canada; Geol. Surv.. Canada, Mem. 104, Biol Ser. 
No. 3, pp. iv, 298, pis. 50, figs. 68. 2nd edition issued in 1922, and French 
translation, Les Oiseaux de 1’Est du Canada, in 1920. Out of print. 
1926. Birds of Western Canada; Nat. Mus. of Canada, Bull. No. 41, Biol. 
Ser. No. 10, pp. 380, pis. 84, figs. 70 (Ottawa). Second edition (revised) 
in 1928. Out of print. 
1934. Birds of Canada; Nat. Mus. of Canada, Bull. No. 72, Biol. Ser. No. 
19, pp. 445, pis. 87, figs. 487. 
Amalgamation of the books on Birds of Eastern and Western Canada, 
with revision and arrangement according to A.O.U, Check-list of 1931. Out 
of print. 
Taylor, Walter P. 
1919. Suggestions for Field Studies of Mammalian Life-Histories; U.S. Dept, 
of Agriculture, Department Circular 59, pp. 8. Contr. from the Bur, of Biol. 
Surv. (Washington). 
1930. Outlines for Studies of Mammalian Life Histories; Misc. Pub. 86, U.S. 
Dept, of Agriculture, pp. 12 (Washington, D.C.). 
True, Frederick W. 
1885. A Provisional List of Mammals of North and Central America and the 
West Indian Islands; Proc. U.S. Nat. Mus., vol. 7 (1884), pp. 587-614 
(Appendix, 1885). 
Lists 363 forms in North and Central America and the West Indian 
islands. 
Twinn, C. R. 
1945. Use of DDT in practical experiments and demonstrations; Dept, of Agricul- 
ture, Science Service, Div. Entomology Processed Pub. No. 25, pp. 8. Ottawa, 
April 30, 1945. 
1946. DDT and its Application in Veterinary Medicine; Contrib. No. 2463, Div. 
Entomology, Science Service, Dept. Agriculture, Ottawa. Reprinted in 
Canada from Canadian Journal of Comparative Medicine, November 1946, 
pp. 301-315. 
1947. The Newer Insecticides, Repellents, and Rodenticidea of Value in the Field 
of Public Health; Contrib. No. 2470, Div. Entomology, Science Service, 
Dept. Agriculture, Ottawa. Reprinted from Scientific Agriculture, 27: 3, 
March 1947, no. 97-104. 
Twinn, C. R., and R. E. Balch 
1946. Insect Control in Lumber Camps with DDT; Dept, of Agriculture, Science 
Service, Div. Entomology Processed Pub. No. 38, pp. 8. Ottawa, January 1946. 
