An economic geologist and mining engineer of outstanding reputation, this Englishman came to America in about 1830. He published many scientific papers both in England and in the United States. His interests here were especially in coal and his most important publication (754 p.), 'Statistics of Coal". A member of many scientific societies, he was elected to the Academy in 1832.

The collection consists of four notebooks on mineralogy, geology and fossils; miscellaneous notes, drawings, tables, maps and letterpress items.