Troutman recounts billions of years of history in the Mahanoy, Mahantongo and Lykens Valleys

Sunbury Press has released Steve E. Troutman's "Geology of the Mahanoy, Mahantongo, and Lykens Valleys: Something about the Earth We Walk On."



from Publishing - United States - Latest News http://www.prlog.org/12388613-troutman-recounts-billions-of-years-of-history-in-the-mahanoy-mahantongo-and-lykens-valleys.html

via IFTTT