Map shows late nineteenth century Illinois counties, township grid, railroads, cities, towns, and post offices. Includes distances between points. Scale [ca. 1:1,267,200].

Map shows late nineteenth century Chicago wards, street names, railroads, piers, canals, levees, parks, select buildings, tunnels, and public institutions. Scale not given.

Map shows late nineteenth century Chicago wards, street names, railroads, piers, canals, levees, parks, select buildings, tunnels, and public institutions. Scale not given.

Map shows late nineteenth century Chicago wards, street names, railroads, piers, canals, levees, parks, select buildings, tunnels, and public institutions. Scale not given.

Map shows late nineteenth century Chicago wards, street names, railroads, piers, canals, levees, parks, select buildings, tunnels, and public institutions. Scale not given.

Map shows Chicago street names, canals, and lake tunnels during the late nineteenth century. Scale [ca. 1:25,334].

Map shows late nineteenth century Illinois counties, township grid, railroads, cities, towns, and rivers. Scale [ca. 1,760,320].

Map shows Illinois counties, railroads, cities, and towns. Inset shows close-up of the area surrounding Springfield, Illinois. Scale [ca. 1:2,100,000].

Map shows Illinois counties, railroads, cities, and towns. Inset shows close-up of the area surrounding Springfield, Illinois. Scale [ca. 1:2,100,000].

Map shows Illinois counties, railroads, cities, and towns. Inset indicates Chicago street names, railroads, and numbered wards. Scale [ca. 1:2,100,000].

Map shows Illinois counties, railroads, cities, and towns. Inset shows close-up of the area surrounding Springfield, Illinois. Scale [ca. 1:2,100,000].

Map shows Illinois counties, railroads, cities, and towns. Inset shows close-up of the area surrounding Springfield, Illinois. Scale [ca. 1:2,100,000].

Map shows Illinois counties, railroads, cities, and towns. Inset shows close-up of the area surrounding Springfield, Illinois. Scale [ca. 1:2,100,000].

Map shows counties, township grid, railroads, cities, and towns. Inset: "Vicinity of Springfield." Scale [ca. 1:1,267,000].

Map shows railroads for the South Central United States; counties, cities and towns for Arkansas, Mississippi, Louisiana, and portions of "Indian Territory," Missouri, Tennessee, Kentucky, Illinois, Indiana, and Alabama; railroad routes, major cities, and state boundaries for the Eastern United States. Includes advertisements in right and right lower panels of sheet. Relief shown by hachures. Scale not given.

Map shows late nineteenth century Illinois county boundaries, cities, towns, county seats, canals, and railroads. Scale [ca. 1,700,000].

Map shows late nineteenth century Illinois counties, railroads, lakes, rivers, cities, and major towns. Scale [ca. 1:2,670,000].

Map shows late nineteenth century Upper Midwest state boundaries, railroads, mines and mineral resources, cities, and towns. Includes area statistics. Relief shown by hachures. Scale [ca. 1:5,300,000].

Patent for "improvements in saddle-trees; and the invention consists in constructing the forward ends of the trees with the hinged connection between its sides, to allow lateral adjustment of the sides to and from each other..." (lines 10-13) including instructions and illustrations.

Patent for a strengthening bracket for improving angle-plates for door hinges, such that the door will be supported from sagging at the hinge.

Patent for improvement to car-axle boxes, specifically "Oil-Collectors for Railroad Journals" (line 6), including illustrations.

Patent for improvement of car-journal coolers on railroad-vehicles, with illustration.

Patent relating to "an apparatus for cooling the journals and boxes of railroad-cars and other vehicles" (lines 27-29). Includes instructions and illustration.

Patent for a cylindrical vessel made of sheet-metal rather than tin. Including a inward double hanging ledge and two layers of metal soldiered together.