"Int. - Bu. of Mines, Pgh, Pa."--Colophon."September 1951."Includes bibliographical references (p. 18-19).Mode of access: Internet
"April 1916"--T.p. verso.Includes bibliographical references and index.Mode of access: Internet
"Revised January 1955."Includes bibliography (p. 100-104).Mode of access: Internet
Cover title.Includes bibliographical references (p. 28).Mode of access: Internet
Cover title.Includes bibliographical references (p. 95-100).Mode of access: Internet
"August 1949."Cover title.Includes bibliographical references.Mode of access: Internet
"April, 1922.""Presented before meeting of the Rocky Mountain Coal Mining Institute, Denver, Colo., ...
"April 1914"--P. 2.Cover title.Includes bibliographical references.Mode of access: Internet
"September 1942".Includes bibliography.Includes bibliographical references (p. 17-18).Mode of access...
At head of title: ... Department of the interior. Bureau of mines. Joseph A. Holmes, director."Publi...
"Int. - Bu. of Mines, Pgh., Pa. 6431"--P. 14."December 1954."Includes bibliographical references.Mod...
Mode of access: Internet.With this are bound: The Joseph A. Holmes Safety Association and its awards...
"List of miners' circulars": p. 113-114.Includes bibliographical references (p. 111-113).Mode of acc...
"Revised July 1955."Includes bibliographical references (p. 82-83).Mode of access: Internet
Description based on: 1964-65.Mode of access: Internet.Vols. for 1976-1977 issued by: U.S. Mine Safe...
Description based on: 1973.Mode of access: Internet.Vols. for 1976-1977 issued by: U.S. Department o...
"April 1916"--T.p. verso.Includes bibliographical references and index.Mode of access: Internet
"Revised January 1955."Includes bibliography (p. 100-104).Mode of access: Internet
Cover title.Includes bibliographical references (p. 28).Mode of access: Internet
Cover title.Includes bibliographical references (p. 95-100).Mode of access: Internet
"August 1949."Cover title.Includes bibliographical references.Mode of access: Internet
"April, 1922.""Presented before meeting of the Rocky Mountain Coal Mining Institute, Denver, Colo., ...
"April 1914"--P. 2.Cover title.Includes bibliographical references.Mode of access: Internet
"September 1942".Includes bibliography.Includes bibliographical references (p. 17-18).Mode of access...
At head of title: ... Department of the interior. Bureau of mines. Joseph A. Holmes, director."Publi...
"Int. - Bu. of Mines, Pgh., Pa. 6431"--P. 14."December 1954."Includes bibliographical references.Mod...
Mode of access: Internet.With this are bound: The Joseph A. Holmes Safety Association and its awards...
"List of miners' circulars": p. 113-114.Includes bibliographical references (p. 111-113).Mode of acc...
"Revised July 1955."Includes bibliographical references (p. 82-83).Mode of access: Internet
Description based on: 1964-65.Mode of access: Internet.Vols. for 1976-1977 issued by: U.S. Mine Safe...
Description based on: 1973.Mode of access: Internet.Vols. for 1976-1977 issued by: U.S. Department o...
"April 1916"--T.p. verso.Includes bibliographical references and index.Mode of access: Internet
"Revised January 1955."Includes bibliography (p. 100-104).Mode of access: Internet
Cover title.Includes bibliographical references (p. 28).Mode of access: Internet