Sammy Spadd exercise
Subtitle: problem booklet.
Contributors: Pittsburgh Research Center (United States. Bureau of Mines). Mining Systems and Human Engineering.; University of Kentucky. Behavioral Research Aspects of Safety and Health Working Group.; United States. Bureau of Mines.
Publisher: Mining Systems and Human Engineering, U.S. Bureau of Mines, Pittsburgh Research Center; Behavioral Research Aspects of Safety and Health Group, Institute for Mining and Minerals Research, University of Kentucky
Published: 1989
Place of publication: Pittsburgh, Pa; Lexington, Ky
Language: eng
Number of pages: 11
Subjects: Mine safety -- United States -- Problems, exercises, etc.
Notes: "June 1989."

"U.S. Bureau of Mines research contract no. HO348040."