(Pierpont Morgan Library). The Pierpont Morgan Library - Illustrated Catalogue of an Exhibition Held on the Occasion of the New York World's Fair 1940. New York May Through October 1940. (Catalogue).

Claudet, F. (1826-1906). Analytical chemist, metallurgist and mining engineer, appointed Assayer to the Banks of England and France. Nouveau Procede Pour L'Extraction Des Metaux Precieux Contenus Dans Les Pyrites Cuivreuses. Presente a L,'Academie Des Sciences Dans Sa Seance Du 2 Septembre 1872.

(Golden John L.; et al). Greaza, Walter N.; editor. Lambs Script. Vol. XII. January and February, 1945. Nos. 1 and 2.