Glass manufacture and the glass sand industry of Pennsylvania,
Fettke, Charles R. 1888-1959.
Glass manufacture and the glass sand industry of Pennsylvania, by Charles Reinhard Fettke, Ph.D. - Harrisburg, Penna., J. L. L. Kuhn, printer, 1918 [i.e.1919] - 278 p. CVII pl. (part fold., incl. maps, diagrs.) 23 cm. - Pennsylvania. Topographic and geologic survey. Report no. XII .
Cover dated 1919. Many plates printed on both sides.
Bibliography: p. 264-270.
gs 20000004
Glass manufacture--Pennsylvania
GA61.P4 / A5 no. 12
Glass manufacture and the glass sand industry of Pennsylvania, by Charles Reinhard Fettke, Ph.D. - Harrisburg, Penna., J. L. L. Kuhn, printer, 1918 [i.e.1919] - 278 p. CVII pl. (part fold., incl. maps, diagrs.) 23 cm. - Pennsylvania. Topographic and geologic survey. Report no. XII .
Cover dated 1919. Many plates printed on both sides.
Bibliography: p. 264-270.
gs 20000004
Glass manufacture--Pennsylvania
GA61.P4 / A5 no. 12