Behavior of Wild Norway Rats (US Army and John B. Calhoun, 1957)
18:33
Practical Rat Control: Ratproofing (U.S. Army and CDC, 1950)
12:50
Competition and Dominance Hierarchies in Rats [Silent] (Mowrer, Kornreich, Isabelle Yoffe, 1940)
38:29
John B. Calhoun Film 7.1 [edited], (NIMH, 1970-1972)
9:12
Space Spraying (Communicable Disease Center, 1954)
31:23
Man to Man (Mental Health Film Board, 1954)
13:27
La esposa relajada (1957)
44:41
Suicide, The Unheard Cry (United States. Department of the Army, 1968)
46:23