05/11/1937
https://www.presidency.ucsb.edu...
"It is ordered that, subject to valid existing rights, the public lands in the following-described area be, and they are hereby, withdrawn from all forms of appropriation under the public-land laws."
"it is deemed necessary in the public interest to revoke the said license:"
"I hereby suspend, for the duration of the emergencies proclaimed by me on September 8, 1939, and May 27, 1941, the above-mentioned provisions of law prohibiting more than eight hours of labor in any o..."
"It is ordered that the designation of Grand Rapids, Michigan, as a customs port of entry in Customs Collection District No. 38 (Michigan), be, and it is hereby, revoked."