TY  - BOOK
AU  - Genth,F.A.
AU  - Sadtler,Samuel Philip
TI  - Preliminary report on the mineralogy of Pennsylvania,
T2  - Pennsylvania. Geological survey, 2d. [Report of progress B]
AV  - QE157 .A16 vol. B
PY  - 1875///
CY  - Harrisburg
PB  - Pub. by the Board of commissioners for the Second Geological survey
KW  - Mineralogy
KW  - Pennsylvania
N1  - At head of title: Second geological survey of Pennsylvania, 1874
ER  -