Fossil collecting in Pennsylvania / by Donald M. Hoskins, Jon D. Inners, and John A. Harper ; illustrations by John G. Kuchinski, Albert E. Van Olden, and James H. Dolimpio. 3rd ed.Donald M. Hoskins · First published 1983Open the Tome
Fossil collecting in Pennsylvania / by Donald M. Hoskins, Jon D. Inners, and John A. Harper, Pennsylvania Geological Survey ; illustrations by John G. Kuchinski, Albert E. Van Olden, and James H. Dolimpio. Third edition, second printing.Hoskins, Donald M., author. · First published 1983Open the Tome
Stratigraphy and paleontology of the Bloomsburg formation of Pennsylvania and adjacent States / by Donald M. Hoskins.Donald M. Hoskins · First published 1961Open the Tome
Common fossils of PennsylvaniaDonald M Hoskins · First published 1962 · Latest edition 1999Open the Tome
Geology and mineral resources of the Millersburg 15-minute quadrangle, Dauphin, Juniata, Northumberland, Perry, and Snyder Counties, PennsylvaniaDonald M. Hoskins · First published 1976Open the Tome
Stratigraphy and paleontology of the Bloomsburg formation of Pennsylvania and adjacent StatesDonald M. Hoskins · First published 1961Open the Tome
