Petroleum refineries
Subtitle: including cracking plants, in the United States, January 1, 1937
By: by G.R. Hopkins and E.W. Cochrane ...
Contributors: Cochrane, E. W.
Series: U.S. Bureau of Mines / Information circular -- 6977; Information circular (United States. Bureau of Mines) -- 6977
Publisher: United States Bureau of Mines
Published: 1937
Place of publication: Washington]
Language: eng
Number of pages: 31
Subjects: Petroleum refineries
Notes: Microfilm. New York, N.Y. : Columbia University Libraries, 1995. 1 microfilm reel ; 35 mm.

Filmed; NEH Project (FMEST); 1995.