Talk:Pennsylvania Geological Survey

DCNR Bureau of Topographic and Geologic Survey 3240 Schoolhouse Road Middletown, PA 17057 Phone: (717) 702-2017 (717) 702-2065 Fax

Pittsburgh Office: 400 Waterfront Drive Pittsburgh, PA 15222 Phone: (412) 442–4235 (412) 442–4299       (412) 442–4298 Fax