J. Ross Corbin

Identifiers

Internet Archivemagnetiteinpenns00corb_0
Open LibraryOL10431407A

Top Subjects

Pennsylvania (5)
Iron ores (3)
Geology (3)
Clarion County (1)
Forest County (1)
Mercer County (1)
Venango County (1)

Books by J. Ross Corbin

Total count: 5

Pennsylvania iron ores

1921-01-01
Bog-iron ore

Bureau of Topographic and Geological Survey1922-01-01
Brown iron ores in Pennsylvania

Bureau of Topographic and Geological Survey1923-01-01
Chromite in Pennsylvania

Bureau of Topographic and Geological Survey1923-01-01
Magnetite in Pennsylvania

Commonwealth of Pennsylvania, Dept. of Internal Affairs, Bureau of Topographic and Geological Survey1923-01-01