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, and available water facilities. Originally issued as bound volume Partial cadastral map. Sheets numbered 1-138 Shows area south and east of south branch of Chicago River between 12th and 31st streets. Symbol key on key map sheet. title page, key map, and street index on 5 unnumbered sheets. 138 maps, colored 61 x 48 cm
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