Delbert Egan Housing Project, Illinois

Matched by testing this settlement's coordinate against the published boundary of every sheet in the United States Geological Survey's historical collection. Each opens the scanned sheet at the Survey.

• 1925 USGS Streator quadrangle1:62500, 2 printings
• 1927 USGS Streator quadrangle1:62500, 2 printings
• 1958 USGS Aurora quadrangle1:250000, 3 printings
• 1961 USGS Aurora quadrangle1:250000
• 1983 USGS Streator North quadrangle1:24000
• 1985 USGS Ottawa quadrangle1:100000
• 1991 USGS Ottawa quadrangle1:100000

History of LaSalle County, Illinois : Its Topography, Geology, Botany, Natural History, History of the Mound Builders, Indian Tribes, French Explorations, and a Sketch of the Pioneer Settlers of Each Town to 1840, with an Appendix, Giving the Present Status of the County, Its Population, Resources, Manufactures and Institutions, published 1877 has no passage naming this settlement, which was common for smaller places. Its township is covered in full.

Regional context, not property-specific evidence. The federal mineral resources record lists 3 workings within 5 miles of Delbert Egan Housing Project: 2 producers, 1 past producer. 2 still produce. What was taken out: Sand and Gravel, Construction, Clay. Distance is straight-line from the map coordinates, so a quarry counted here may appear on a neighbouring settlement's page as well.

The eight closest, with where each one stands in the county. Distances are straight-line, computed from the Geographic Names Information System coordinates.

This settlement is recorded in the Geographic Names Information System as feature 1816030. The sheet list is computed by point-in-boundary test against the United States Geological Survey's historical topographic inventory. Both are works of the United States government and carry no copyright under 17 U.S.C. 105.

Mines and quarries. USGS Mineral Resources Data System (MRDS) https://mrdata.usgs.gov/mrds/ A work of the United States government, no copyright under 17 U.S.C. 105.