Your search for "AREA38.12538-85-84.875" revealed the following:

~ Lawrenceburg KY topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1967, updated 1987

~ Allendale MO topo map, 1:24000 scale, 7.5 X 7.5 Minute, Historical, 1984, updated 1985

Columbia River Alderdale to Blalock Islands (18537-11) by NOAA