Gems and Precious Stones of North America. A popular description of their occurrence, value, history, archæology, and of the collections in which they exist, also a chapter on pearls and on remarkable foreign gems owned in the United States. Illustrated, etc (1890)
KUNZ, George Frederick. · Scientific Publishing Co. · leaf 63
British Library · HMNTS 7105.ee.14. · Digitised by the British Library with Microsoft · No known copyright restrictions (public domain). Free to use for anything.