Coal research.
Subtitle: Hearing before the Subcommittee on Minerals, Materials, and Fuels of the Committee on Interior and Insular Affairs, United States Senate, Eighty-sixth Congress, first session, on S. 49 and S. 1362, bills to encourage and stimulate the production and conservation of coal in the United States.  June 10, 1959
Publisher: U.S. Govt. Print. Off.
Published: 1959
Place of publication: Washington
Language: eng
Number of pages: 70
Subjects: Coal -- Research