Located on the corner of 5th Street and South Main Street, the Sinclair Building (Mid-States/Thurston) was built by oil magnate Harry Sinclair in 1910. Photograph is taken looking southeast from the Mayo Building.
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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.