TLS, one page, 7.25 x 10.5, personal letterhead, November 13, 1936. Hoover writes to Robert W. Rivers in Santa Barbara. In part: “I have received the book. I shall read it with great interest. It surely was an avalanche, but as we are right we will dig out….” Accompanied by the original mailing envelope. In fine, clean condition. Auction LOA John Reznikoff/PSA/DNA and R&R COA.