University of Illinois Urbana-Champaign

Academic Unit
Collection
Author(s)
Keyword(s)
Type of Resource
Showing 5581–5610 of 6,053 items
Thumbnail for Off-line. 15
Off-line. 15
Submitter: Howard Ding

Thumbnail for Oil investigations in 1917 and 1918
Oil investigations in 1917 and 1918
Illinois State Geological Survey; Barrett, Nellie Okla; Nebel, Merle Louis; Coryell, Horace Noble; Tough, Fred H.; Williston, Samuel H.; Savage, Thomas Edmund