Mr. C. M. Downing (front) and unidentified man (back), inspecting rock formation to be crushed for Tulsa streets. Unidentified man owned a rock crusher. Lost City area, south of Sand Springs. 1910
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Preservation and archiving of this significant Tulsa treasure of photographs and artifacts was made possible through the Tulsa City-County Library and the Tulsa Historical Society and the generosity of Tulsa World/Lorton Family Chester Cadieux the Rotary Club of Tulsa and many other community-minded corporations, institutions and individuals.