Manual of instructions for compiling reports on cost and production tonnage (cost form no. 4) for bituminous coal mines with an average daily productive capacity in excess of 50 tons and/or all mines shipping directly by rail or river regardless of daily capacity
Subtitle: March 12, 1940
Contributors: United States. Bituminous Coal Division
Published: 1940
Place of publication: Washington
Language: eng
Number of pages: 16
Subjects: Bituminous coal; Coal mines and mining
Notes: Has bound in: Its Manual of instructions for compiling reports on cost and realization (cost form 3 revised) for bituminous coal mines with an average daily productive capacity in excess of 50 tons and/or all mines shipping directly by rail or river regardless of daily capacity. November 20, 1939. Washington, 1940. (viii, 14 p. forms)