View of crane and bulldozer at south side, Main Library, Detroit Public Library during construction. Truck parked on site. Printed on front: "Detroit Library Commission. Addns & alterations to Main Public Library, Stage IV. F.H. Martin Const. Co., contr. Lkg. s.e. showing location of new transf. vault. No. 32. Date: 12-10-63. Win Brunner, photographer."