Winter alert.

Publication date

January 1999

Publisher

[Washington, D.C.?] : U.S. Dept. of Labor, Mine Safety and Health Administration, National Mine Health and Safety Academy,

Abstract

Shipping list no.: 2000-0143-P.Includes bibliographical references (p. 61).Mode of access: Internet

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Publication date

January 1999

Publisher

[Washington, D.C.?] : U.S. Dept. of Labor, Mine Safety and Health Administration, National Mine Health and Safety Academy,

Shipping list no.: 2000-0143-P.Includes bibliographical references (p. 61).Mode of access: Internet