Scale 1:600. 50 ft. to 1 in. Also shows factories, commercial occupancy of buildings, property boundaries and house and block numbers. Fire insurance map hand colored to show building construction, locations of windows and doors, elevators, and available water facilities. Includes index map and Index to streets and buildings by sheet number. Includes key to building colors and other features of construction. 39 maps, colored 65 x 55 cm