Proceedings of the Second International Conference on Bituminous Coal, November 19 to 24, 1928, Carnegie Institute of Technology, Pittsburgh, Pennsylvania
Contributors: Carnegie Institute of Technology
Published: 1929
Place of publication: Pittsburgh]
Language: eng
Copyright date: 1929
Subjects: Bituminous coal; Congresses
Notes: Microfilm. Vol. 1-2. New York, N.Y., Columbia University Libraries, 1995. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1995.