The clays of Kentucky,
Jillson, Willard Rouse, 1890-
The clays of Kentucky, by Willard Rouse Jillson. - Frankfort, Ky., Kentucky Geological survey, 1926. - 15 p. front., illus. 23 cm. - Kentucky. Geological survey. Ser. VI. Phmphlet 9 .
Reprinted with revisions and additions from the Ceramist, Trenton, N.J., Feb., 1926.
gs 26000296
Clay--Kentucky.
QE115 / .A3 ser. no. VI. Pamph. no. LX
The clays of Kentucky, by Willard Rouse Jillson. - Frankfort, Ky., Kentucky Geological survey, 1926. - 15 p. front., illus. 23 cm. - Kentucky. Geological survey. Ser. VI. Phmphlet 9 .
Reprinted with revisions and additions from the Ceramist, Trenton, N.J., Feb., 1926.
gs 26000296
Clay--Kentucky.
QE115 / .A3 ser. no. VI. Pamph. no. LX