Costs of producing mine props
By: R.M. Osborn
Contributors: Southern Forest Experiment Station (New Orleans, La.)
Series: Occasional paper / Southern Forest Experiment Station -- no. 124; Occasional paper (Southern Forest Experiment Station (New Orleans, La.)) -- no. 124.
Publisher: USDA Forest Service, Southern Forest Experiment Station
Published: 1951
Place of publication: New Orleans, La
Language: eng
Number of pages: 22
Subjects: Mine timbering; Costs; Ground control (Mining)
Notes: Cover title.

"October 1951."

Includes bibliographical references.