Abstract Postcards of Chicago scenes, including bridges, buildings, homes, lakefront and harbor, river, and major fairs; Illinois (mainly) canals, rivers, locks, bridges, and water- and wind-powered mills and factories; World War II Camp Grant; and Great Lakes region historic sites, especially forts. Also, Illinois and Michigan Canal notes and an 1832 House Report regarding the canal; miscellaneous 19th century receipts; a letter and advertising brochure for a Freeport businessman's rotary feed...