Added aerial photo coverage for all of Monroe County Missouri a total area of 670 square miles in the year 1956. View of the
archaeological site, Crigler Mound Group (burial mounds) in 1956.
Added aerial photo coverage for all of Monroe County Missouri a total area of 670 square miles in the year 1956. View of the
archaeological site, Crigler Mound Group (burial mounds) in 1956.