Showing 2551 - 2560 of 2570 Records

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Miniature of Route 1, Section 4, White County, bridge scene, looking south. Little Wabash River Bridge at Carmi. Concrete arch bridge bow.
Miniature of Bridge scene, stone house 102 years old.
Miniature of Chart - diagram how road oil is made (revised).
Miniature of Investigation - soil cycliners showing related penetration of various road oil samples.
Miniature of Road scene, Day Labor Construction Camp at Riggston, Ill. Industrial Outfit.
Miniature of Warning Sign. Danger - Slow - Men Working
Miniature of Chart - moisture content of tiled and untiled section.
Miniature of Chart - penetration curves - repeated load bearing power determination.
Miniature of Chart - road oil inspected for highway work in Illinois at refineries during 1922 to 1924, inclusive, number of cars road oil accepted and cost of inspection.
Miniature of Chart - Bates Road - relative movement of slab and subgrade, Section 68.
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Collection: Illinois State Archives   Remove all