Coal mine modernization yearbook.

Bibliographic Details
New Title:	Mining congress journal.
Previous Title:	American Mining Congress. Yearbook on coal mine mechanization.
Corporate Author:	American Mining Congress
Format:	Serial
Language:	English
Published:	Washington, D.C. : American Mining Congress
Subjects:	Coal mines and mining > Periodicals. Mining machinery > Periodicals. Coal mines and mining. Mining machinery. Periodicals.

Description
Published:	Began in 1940; ceased in 1955.
Item Description:	Title varies slightly.
Physical Description:	volumes : illustrations
Related Items:	Continued in: Mining congress journal.