University of Illinois Urbana-Champaign

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Showing 1231–1260 of 1,401 items
Thumbnail for Illinois Agricultural Pesticides Conference: summaries of presentations
Illinois Agricultural Pesticides Conference: summaries of presentations
University of Illinois at Urbana-Champaign. College of Agriculture Cooperative Extension Service

Thumbnail for Paving brick and paving brick clays of Illinois.
Paving brick and paving brick clays of Illinois.
Rolfe, Charles Wesley; Purdy, Ross C.; Talbot, Arthur Newell; Baker, Ira Osborn

Thumbnail for Illinois Technograph v. 035 (1922-1923)
Illinois Technograph v. 035 (1922-1923)
Submitter: Timothy Donohue