Ihlseng, M. C. 1. A phosphate deposit in Juniata County. State College, Pa.
Chicago Style CitationIhlseng, M. C. 1852-1. A Phosphate Deposit in Juniata County. State College, Pa.
MLA CitationIhlseng, M. C. 1852-1. A Phosphate Deposit in Juniata County. State College, Pa.
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