Preliminary report on the clays of Alabama,
Ries, Heinrich, 1871-1951.
Preliminary report on the clays of Alabama, by Heinrich Ries, PH. D. - Jacksonville, Fla., The Vance printing co., state printers and binders, 1900. - viii, 220 p. 23 cm. - Alabama. [State geologist] Bulletin no. 6 .
At head of title: Geological survey of Alabama...
gs 05000392
Clay--Alabama.
QE81 / .A15 no. 6
Preliminary report on the clays of Alabama, by Heinrich Ries, PH. D. - Jacksonville, Fla., The Vance printing co., state printers and binders, 1900. - viii, 220 p. 23 cm. - Alabama. [State geologist] Bulletin no. 6 .
At head of title: Geological survey of Alabama...
gs 05000392
Clay--Alabama.
QE81 / .A15 no. 6