View of photostat room in basement, Main Library, Detroit Public Library during construction. Pipes, beams and ductwork overhead. Painted on vent: "308, 226, 423." Printed on front: "Detroit Library Commission. Addns & alterations to Main Public Library. Bryant & Detwiler Company, contr. Descr. basement col. 177, future photostat room. No. 1. Date: 2-7-61. Win Brunner, photo."
