Porters Creek lightweight aggregate /

Bibliographic Details
Main Author:	Clarke, Otis M.
Corporate Author:	United States. Bureau of Mines
Other Authors:	Tyrrell, Miles E.
Format:	Book
Language:	English
Published:	University : Geological Survey of Alabama, Mineral and Energy Resources, 1976.
Series:	Circular (Geological Survey of Alabama) ; 100.
Subjects:	Aggregates (Building materials) > Alabama.

Description
Physical Description:	35 pages : illustrations ; 23 cm.
Bibliography:	Bibliography: page 28.