JURISDICTION
Colorado
5
Pennsylvania
1
Wisconsin
LOCALITIES
Pittsburgh
12,121
Greensburg
8,087
Johnstown
1,737
Erie
1,461
Altoona
1,404
Mechanicsburg
1,300
Harrisburg
1,269
York
1,080
Lancaster
Bethlehem
998
Allentown
826
Scranton
820
Philadelphia
618
West Chester
602
Reading
567
MARVIN E KAUFFMAN
Pennsylvania (Red Lodge) - Professional Geologist Inactive