TLS signed “Herbert Hoover,” one page, 7.25 x 10.25, personal letterhead, October 29, 1941, responding to a donor, and two fountain pen signatures, “Herbert Hoover,” on individual off-white cards bearing affixed 1928 and 1938 clipped postmarks. In overall fine condition, with a few creases to the letter. Accompanied by 16 slips and cards, each signed by a member of his cabinet. Signers are: Roy D. Chapin, Patrick J. Hurley, Charles Curtis (3), Charles F. Adams, Walter F. Brown, James J. Davis, Robert P. Lamont, Ray L. Wilbur, James W. Good, William DeWitt Mitchell, Andrew W. Mellon, Henry L. Stimson, Arthur M. Hyde, and William N. Doak. In overall fine condition, with various light toning. RR Auction COA.