Scope and Contents A native of Holland, Troost was educated in the universities of Leyden and Amsterdam and studied mineralogy with the Abbe Hauy of Paris. After coming to Philadelphia he was a founder and first president of the Academy of Natural Sciences of Philadelphia. Later he moved to New Harmony, Indiana, with Maclure, Say and Lesueur, then became professor at the University of Nashville and subsequently the State Geologist of Tennessee. This collection consists of a letter, a daguerreotype of Troost,...

Scope and Contents The Mineralogy Department records house the administrative records of the department and its custodians. This collection dates from 1817 to 1993 and contains catalogues, inventories, correspondence, memoranda, financial records, historical notes, invoices, exhibition planning and loan documentation, reports, photographs, and negatives. These records document various stages in the administration of the department, as it changed throughout the years.This collection is arranged into...