187 
Drarrorn, Ned 
1910. Trapping on the Farm; Bur. of Biol. Surv., Separate No. 823, from Year- 
book of the Dept, of Agriculture, Washington, D.C., pp. 451-484, Figs. 23. 
Gives illustrations of various traps, and detailed methods for trapping 
mice, rats, cats, rabbits, skunks, minks, weasels, otters, wildcats, lynx, fox, 
wolves, raccoons, opossums, moles, muskrats, and beavers, and instructions on 
preparing skins for the fur market. 
Dice, Lee R. 
1932. Preparation of scientific specimens of mammals in the field; Mus. of 
Zoology, Univ. of Michigan, Circular No. 1, pp. 10, fig. 1, Ann Arbor; Univer- 
sity of Michigan Press. 
Didier et Boudarel 
1921. L’Art de la Taxidermie au XX* siecle dechevalier, Paris. 
Dexon, Joseph 
1925. Food Predilections of Predatory and Fur-bearing Mammals; Jour, of 
Mammalogy, vol. VI, No. 1, pp. 34-46, Figs. 10, PI. 1 (Feb. 1925). 
Gives valuable data from both qualitative and quantitative analyses. 
Downing, Stuart C. 
1945. Colour Changes in Mammal Skins during Preparation: Jour, of Mammalogy, 
vol. 26, No. 2, May 1945, pp. 128-132. 
1948. A Provisional Check-list of the Mammals of Ontario; Roy. Ont. Mus. of 
Zoology, Toronto, Miscellaneous Publications No. 2, 1948, pp. 1-11 (mimeo- 
graphed). 
Elton, Charles 
1924. Periodic Fluctuations in the Numbers of Animals; Their Causes and Effects; 
in The British Journal of Experimental Biology, vol. 2, pp. 119-163. 
1938. A convenient method of mounting and storing the skins of small mammals; 
Univ. Mus., Oxford, England. In Jour, of Mammalogy, vol. 19, No. 2, pp. 
244- 24 5. 
Describes extensions of technique for preparing “cased” skins for scientific 
purposes. 
1942. Voles, Mice, and Lemmings, Problems in Animal Dynamics; Oxford at 
The Clarendon Press, 1942, pp. 496. 
Flow'er, William Henry 
1885. An Introduction to the Osteology of the Mammalia, by William Henry 
Flower,. LL.D,, F.R.S., Director of the Natural History Departments of the 
British Museum, late Hunterian Professor of Comparative Anatomy and 
Physiology in the Royal College of Surgeons of England. With numerous 
illustrations. Third edition, revised w T ith the assistance of Hans Gadow, Ph D., 
M.A., Lecturer on the Advanced Morphology of Vertebrates and Strickland 
Curator in the University of Cambridge. Pp. 373, Figs. 134. (London: Mac- 
millan and Company.) 
This is one of the most useful books available for the student interested 
in the bones of mammals. 
Gibson, Arthur, and C. R. Twinn 
1929. Household Insects and Their Control. Dominion of Canada Dept. Agric., 
Bull. No. 112, N.S. Entomological Bull. No. 30, pp. 84, Figs. 90. (Ottawa: 
Government Printing Bureau.) 
1931. Revised edition of above, pp. 87, Figs. 95. 
In addition to much valuable information on insects, the above contain 
sections of mammals and birds found around dwellings, the 1929 edition show- 
ing photographs of some well-made skins of typical mammals, the 1931 edition 
replacing these by sketches from life. 
1946. Supplement to Department of Agriculture Publication 642 entitled 
“Household Insects and Their Control” by Arthur Gibson and C. R. Twinn. 
Note on DDT, Precautions Required in Using DDT, DDT formulations, 
DDT Oil Sprays, DDT Powders, Aerosols, Control Measures with DDT 
(bedbugs, lice, fleas, flies, cockroaches, crickets, silverfish, ants, and clothes 
moths). C.R.T., June 15, 1946. 
