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- Geological Survey (U.S.), issuing body3
- Adams County Bar Association (Pa.), issuing body1
- Conger, Randall W.1
- Fishel, David K.1
- General Service Schools (U.S.), compiler1
- Jonas, Anna I. (Anna Isabel), 1881-19741
- Lake, D. J.1
- Langland, Michael J.1
- Pennsylvania. Bureau of Land and Water Conservation1
- Stose, George Willis, 1869-19601
- Susquehanna River Basin Commission1
- United States. Environmental Protection Agency1