Resins in coal /
by W.A. Selvig.

Description

Main Author

Selvig, W. A. (Walter Alfred), b. 1886.

Language(s)

English

Published

Washington, D.C. : U.S. Govt. Print. Off., 1945.

Subjects

Coal > Coal / Analysis.
Gums and resins.

Note

At head of title: United States Department of the Interior, Harold L. Ickes, Secretary; Bureau of Mines, R.R. Sayers, Director.
Cover title.

Physical Description

ii, 24 p. : ill. ; 24 cm.

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