About
Title
Large lens of tough massive sandstone in Martinsburg shale
Description
Large lens of tough massive sandstone in Martinsburg shale. North Office excavation, Harrisburg.
Creator
Hughes, H. Herbert (Harry Herbert), 1905-
Original Format
Photographs
Contact
For further information contact RA-pagslibrary@pa.gov or call 717-702-2020.
Contributing Institution
Pennsylvania Geological Survey
Sponsorship
This Digital Object is provided in a collection that is included in POWER Library: Pennsylvania Photos and Documents, which is funded by the Office of Commonwealth Libraries of Pennsylvania/Pennsylvania Department of Education.