Scale 1:1,200. 100 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 Map of congrested district of Decatur, Ill. Includes index map and Index to streets and buildings, additions and subdivisions by sheet number. Partial cadastral map. Sheet 48 updated Nov. 1921. Sheets 83 and 84 added Nov. 1921. Symbol key included on index map sheet. 84 [i.e. 89] maps, colored 65 x 55 cm