Found in 2 Collections and/or Records:
George Huntington Williams (1856-1894) was a mineralogist, petrologist, and professor of Geology at Johns Hopkins University. The collection primarily consists of four bound volumes of lecture notes (in German) on petrography and mineralogy taken by George Huntington Williams dating from 1881-1887, with some additional material from 1894.
John Mawe (1764-1829) was a British mineralogist who became known for his practical approach to the discipline. The collection includes an engraved paper trade card for "J. Mawe, Free Museum, Matlock. Mineral and Shells, Amethystine fluor and Black Marble ornaments, elegantly engraved or plain, chimney pieces etc." The trade card dates to the early 1800s, likely 1800.