South Shore Bird Club of MA: Great Pond, Randolph/Braintree - 11/11/2012
Uraninite: Mineral information, data and localities.
Herbert, S. ed. 1980. The red notebook of Charles Darwin. Bulletin of the British Museum (Natural History) Historical Series 7 (24 April): 1-164.
Geology of the Sandymush and Canton quadrangles, North Carolina - State Publications II - North Carolina Digital Collections
Photo libre de droit de Belle Jeune Femme Assise Sur Une Pierre Dike banque d'images et plus d'images libres de droit de 18-19 ans - 18-19 ans, 20-24 ans, Adulte - iStock