Microscopic and petrographic studies of certain American coals,
by Reinhardt Thiessen and G.C. Sprunk.

Description

Main Author

Thiessen, Reinhardt, 1867-1938.

Related Names

Sprunk, George C., 1905-, joint author.
United States. Bureau of Mines.

Language(s)

English

Published

Washington, D.C. : U.S.Bureau of Mines, 1935.

Subjects

Microscopes.
Microscopy.
Coal > Coal / United States.

Note

At head of title: U.S. Department of the Inertior. Harold L. Ickes, Secretary. Bureau of Mines. John W. Finch, Director ...

Physical Description

iv, 71 p. : illus., tables, profiles ; 23 cm.

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