07/06/1941
https://www.presidency.ucsb.edu...
"It is ordered that, subject to valid existing rights, all the following-described public lands be, and they are hereby, withdrawn from all forms of appropriation under the public-land laws."
"Now, Therefore, by virtue of the authority vested in me by section 32, Title III of the said Bankhead-Jones Farm Tenant Act, and as President of the United States, it is ordered that..."
"it is ordered that, subject to valid existing rights, all the public lands within the following-described areas be, and they are hereby, withdrawn from all forms of appropriation under the public-land..."
"This reservation shall be known as the Missouri Wildlife Management Area."