Illinois seal Small 320×308 Medium 640×617 Large 1024×987 Download Tiff Original 1600×1542 | (2.4 MB) Description Seal of the state of Illinois, 1890 Keywords IL, Illinois, State seals Galleries Illinois, State Flags and Seals Source: Benson J. Lossing, Our Great Continent (New York: Gay Brothers & Company, 1890) 397