Timber used in anthracite coal mines : on basis of coal production of 1905, mining timber costs 8 1/2 cents for each ton mined.

Bibliographic Details

Format:	Government Document eBook
Language:	English
Published:	Washington, D.C. : [publisher not identified], 1906.
Subjects:	Timber. Electronic books.
Online Access:	Connect to the full text of this electronic document