Business records (1905-1938). Reports of operations (1903-1909), bullion reports (1892-1920), and property maps of the Trade Dollar Consolidated Mining and Milling Company, which Banner Mining president, Peter Steele, acquired in 1923. Reports of operations (1919-1920) from the Florida Mountain Mining Company, W.W. Babcock, president.

Collection contains six flat graphic items including plats of Idaho Power/Tip Top mill and adjoining sites in Silver City, Owyhee County, Idaho. Collection also includes photographs, a photograph album and a variety of reports, correspondence, and other materials pertainly primarily to Mr. and Mrs. Peter Steele of Silver City and the Banner and Empire mining companies.