Analyses of clay, shale, and related materials
Subtitle: southwestern counties
By: [by] Stanley S. Johnson, Marion V. Denny and D. C. Le Van, in cooperation with U. S. Bureau of Mines.
Contributors: Denny, Marion V., 1911- joint author.; Le Van, D. C. joint author.; United States. Bureau of Mines.
Published: 1965
Place of publication: Charlottesville
Language: eng
Number of pages: 210
Subjects: Clay -- Virginia.; Shale -- Virginia.; Clay -- Analysis.