Natural aggregates, foundation of America's future.
Contributors: Geological Survey (U.S.)
Series: USGS fact sheet -- FS 144-97.; Fact sheet (Geological Survey (U.S.)) -- FS-97-144.
Publisher: U.S. Dept. of the Interior, U.S. Geological Survey
Published: 1997
Place of publication: [Reston, Va.?
Language: eng
Subjects: Aggregates (Building materials) -- United States
Notes: Caption title.

Shipping list no.: 98-0147-P.

"November 1997"--P. [4].

Online version reprinted February 1999.

Includes bibliographical references (p. [4]).

Also available via Internet from the ISGS web site. Address as of 5/12/04: http://minerals.usgs.gov/minerals/pubs/commodity/aggregates/fs14497.pdf; current access is available via PURL.