07/12/1931
https://www.presidency.ucsb.edu...
"It is hereby ordered, under authority contained in section 5 of the act of February 8, 1887 (24 Stat. 388-389), that the trust period on allotments made to Indians on the Nez Perce Reservation in Idah..."
"This matter has been for some weeks under investigation by the Department of Justice and the Post Office Department and the facts will be determined and published."
"Those matters have already been under investigation for some time by the Department."
"I have asked the Department of Justice to consider the report of the Senate committee on Federal patronage in the South."