View of construction worker seated on floor of Rare Book Room, Main Library, Detroit Public Library. Construction materials on floor; doors with names of Johann Froben, Geoffroy Tory, Robert Estienne, Nicolaus Jenson, William Caxton and Aldus Manutius in foreground. Printed on front: "Detroit Library Commission. Addns & alterations to Main Public Library. Bryant & Detwiler Company, contr. Descr. Rare Book Room. No. 276. Date: 4-18-63. Win Brunner, photo."