Illinoian calcareous till 0-4 feet; coarse-bedded glacial gravel dip west-northwest, some beds of sand 8-10 feet, partially finer gravel 5 feet. Illinois, 1908.
Dates
Date Taken
1908-06-20
Summary
Album caption: Illinoian calcareous till 0-4 feet; coarse-bedded glacial gravel dip west-northwest, some beds of sand 8-10 feet, partially finer gravel 5 feet. Clark's gravel pit 1.5 miles in SE 1/4 of SW 1/4, Sec. 31, Guilford Tp. In north part of pit is iron conglomerate. No till over. Gravel mostly loose, yellowish, pebbles, limestone and crystalline, mostly sound. Illinois. June 20, 1908. Handwritten note on album caption: No. 387. Rockford quadrangle. Winnebago County.
Summary
Album caption: Illinoian calcareous till 0-4 feet; coarse-bedded glacial gravel dip west-northwest, some beds of sand 8-10 feet, partially finer gravel 5 feet. Clark's gravel pit 1.5 miles in SE 1/4 of SW 1/4, Sec. 31, Guilford Tp. In north part of pit is iron conglomerate. No till over. Gravel mostly loose, yellowish, pebbles, limestone and crystalline, mostly sound. Illinois. June 20, 1908.
Handwritten note on album caption: No. 387. Rockford quadrangle. Winnebago County.
Click on title to download individual files attached to this item.
awc00387.jpg
2.25 MB
image/jpeg
awc00387.tif
18.71 MB
image/geotiff
Material Request Instructions
Available in the U.S. Geological Survey Denver Library Photographic Collection, Alden, W.C. Collection.
Rights
This USGS product is considered to be in the U.S. public domain. For further information on the USGS Information Policies and Instructions, refer to the Copyrights and Credits section on this web page: http://www.usgs.gov/laws/info_policies.html