... Rat proofing buildings and premises
By: by James Silver and W. E. Crouch ... and M. C. Betts ...
Contributors: Crouch, W. E. 1891- joint author.; Betts, M. C. 1875-1936, joint author.; U.S. Fish and Wildlife Service.
Series: U. S. Dept. of the interior. Conservation bulletin 19
Publisher: U.S. Govt. print. off.
Published: 1942
Place of publication: Washington
Language: eng
Number of pages: 26
Subjects: Ratproof construction.; Building.
Notes: At head of title: United States Dept. of the interior, Harold L. Ickes, secretary. Fish and wildlife service, Ira N. Gabrielson, director ...
"This bulletin supersedes Farmers' bulletin 1638, issued in 1930 by the U. S. Department of agriculture--a contribution of the Bureau of biological survey."--p. 1.