View of excavation for foundation of Main Library, Detroit Public Library. Tower with sluice on construction site; some building framework completed. Printed on front: "No. 128. Taken April 20-15. Detroit Public Library bldg. Looking northwest. Cass Gilbert, architect. Irwin & Leighton, builders." Stamped on back: "Charles Ruel Messinger, commercial photographer, 1646 Woodward Ave., Detroit, Mich., phone Hemlock 2186, phone North 6298."