TY - BOOK T1 - Soil survey of Cass County, Illinois / DA - [1990] CY - [Washington, D.C.?] : AU - Calsyn, Dale E. CN - S599 .I3 CN - S599.I3 PB - The Service, PP - [Washington, D.C.?] : PY - [1990] N1 - Cover title. N1 - Shipping list no.: 90-310-P. N1 - "Issued September 1989"--P. iii. N1 - Includes index to map units. ID - 127715 KW - Soil surveys KW - Soils TI - Soil survey of Cass County, Illinois / ER -