View of construction workers standing on construction site for foundation of Main Library, Detroit Public Library. Numerous trenches in ground; boards and beams on construction site. Printed on front: "No. 139. Taken June 4-15. Detroit Public Library bldg. Looking east. Cass Gilbert, architect. Irwin & Leighton, builders." Stamped on back: "Charles Ruel Messinger, commercial photographer, 1646 Woodward Ave., Detroit, Mich., phone North 6298."
