Mine inspection records study /

Bibliographic Details

Main Authors:	Conroy, George J., Harrison, Glenn (Author), Simmons, Jack (Author)
Corporate Author:	United States. Bureau of Mines
Format:	Government Document Book
Language:	English
Published:	[Washington] : Dept. of the Interior, Bureau of Mines, 1976.
Series:	Information circular (United States. Bureau of Mines) ; 8726.
Subjects:	Mine inspection.