Jon D. Inners

Geology and mineral resources of the Allenwood and Milton quadrangles, Union and Northumberland Counties, Pennsylvania

Silurian depositional history and Alleghanian deformation in the Pennsylvania valley and ridge

Geology and mineral resources of the Bloomsburg and Mifflinville quadrangles and part of the Catawissa quadrangle, Columbia County, Pennsylvania

Geology and mineral resources of the Bloomsburg and Mifflinville quadrangles and part of the Catawissa quadrangle, Columbia County, Pennsylvania / by Jon D. Inners, Pennsylvania Geological Survey