Butch gets the works. - [Washington, U.S. Govt. Print. Off., 1951] - [10] p. illus. 14 cm. - Its Bulletin, no. 140 . - Bulletin (United States. Bureau of Labor Standards) ; 140. . LCCN: l 51000125 Subjects--Topical Terms: Industrial accidents. LC Class. No.: HD7262 / .U622 1951 Dewey Class. No.: 331.823