Samuel Clark, born in 1871, was the founder of Clarkston, Ariz. Operated mining properties in Ajo and Clarkston (later called Rowood) beginning in 1907. Laid out townsite of Clarkston in 1916. The collection includes mining papers, account books, records of leases, scrapbook of photographs and newspaper clippings, and other business and personal papers. Includes blueprints of maps, time books and expense accounts, and photographs of Clarkston and the Ajo Mining District. Also present are family photographs, subscription lists of Clarkston inhabitants, and account books for rental properties.