Coal-mining safety in the progressive period : the political economy of reform /

Wedi'i Gadw mewn:

Manylion Llyfryddiaeth
Prif Awdur:	Graebner, William (Awdur)
Awdur Corfforaethol:	Organization of American Historians
Fformat:	Electronig eLyfr
Iaith:	Saesneg
Cyhoeddwyd:	Lexington, Kentucky : The University Press of Kentucky, 1976.
Pynciau:	Coal mines and mining > United States > Safety measures > History. Electronic books.
Mynediad Ar-lein:	An electronic book accessible through the World Wide Web; click to view
Tagiau:	Ychwanegu Tag Dim Tagiau, Byddwch y cyntaf i dagio'r cofnod hwn!

Rhyngrwyd