一般注記"Reprinted 1986"--Cover
Distributed to depository libraries in microfiche
"The contents of the publication are identical to the safety manual of the same number previously published under MESA in the Department of the Interior"--P. [2] of cover
Physical description for original version: 33 p. : 18 cm
原資料等に関する注記原資料の出版事項: [Washington, D.C.?] : U.S. Dept. of Labor, Mine Safety and Health Administration ; National Mine Health and Safety Academy, 1986
SUPTDOC番号: L 38.8/2: 8/986
GPO管理番号: 644-A (microfiche)