John Locke (naturalist) explained

John Locke (February 19, 1792 – July 10, 1856) was an American naturalist, professor, photographer, and publisher.^[1] He was the first American to exhibit photographs to the public.^[2] Locke made a geological survey of Ohio in 1838 some of which was included in Ephraim George Squier and Edwin Hamilton Davis' Ancient Monuments of the Mississippi Valley (1848).^[3] He was elected as a member of the American Philosophical Society in 1844.^[4]

Notes and References

1. Locke, John. The National Cyclopaedia of American Biography. 1916. 264–265.
2. Welling, William. Photography in America, page 7
3. Barnhart, Terry A. 2005. “Early Accounts of Ohio's Mounds” in Ohio Archaeology: An Illustrated Chronicle of Ohio's Ancient American Indian Cultures by Bradley T Lepper. Wilmington, Ohio: Orange Frazer Press. p-245
4. Web site: APS Member History. 2021-04-12. search.amphilsoc.org.