http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
1 map ; 125 x 73 cm., folded in envelope 25 x 32 cm.
Table showing "Illinois landslides for which cost-of-damage information is available" on sheet.
Scale 1:500,000. 1 in. equals approx. 8 mi. ;
Lambert conformal conic proj. based on standard parallels 33⁰ and 45⁰
Miscellaneous field studies (Geological Survey (U.S.)) ; map MF-1691