Rules of practice and procedure before the commission.
Subtitle: Promulgated June 23, 1937. Amended November 5, 1937
Publisher: U.S. Govt. Print. Off.
Published: 1937
Place of publication: [Washington
Language: eng
Number of pages: 13
Subjects: Bituminous coal
Notes: At head of title: United States Department of the interior. National bituminous coal commission, Washington, D.C