Reference | {Deposit:: ST. LOUIS FORMATION}{Deposit:: EXTENDS INTO SEC. 9, T-44N R-7E CAHOKIA QUAD.}{Deposit:: OPENED: 1891}{Deposit:: MGS MINED LAND INVENTORY 1967}{Deposit:: MGS VOL. 2, P. 179 - 180 BUCKLEY AND BUEHLER 1904}{Deposit:: MGS ST. LOUIS COUNTY STRAT. NB.}{Deposit:: USGS GS-VBZG 2-201 3-3-68 1:24000}{Deposit:: ASCS AIR PHOTO TQ-3MM-63 8-26-71 1:20000 - 1 AC} |