C.S. Bement => Philadelphia Academy of Natural Sciences
Clarence Sweet Bement (1843–1923)
Photo:
Norsk Bergverksmuseum
C.S. Bement => Philadelphia Academy of Natural Sciences
Clarence Sweet Bement (1843–1923)
Photo:
Norsk Bergverksmuseum
C.S. Bement => Philadelphia Academy of Natural Sciences
Clarence Sweet Bement (1843–1923)
Photo:
Norsk Bergverksmuseum