About
Title
Helderburg-Tonoloway limestone
Description
Helderburg-Tonoloway limestone (contact six feet to right of recess),Tyrone (Ward House garden in foreground).; 20-5
Creator
Ashley, Geo. H. (George Hall), 1866-1951
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.
