1 page, 4to (6 7/8 x 9 in.), integral blank, Secretary of Commerce stationery, lightly toned, otherwise in fine condition." /> HOOVER, Herbert (1875-1964). <I>President</I>. Autograph letter signed ("Herbert Hoover") to the Domestic Commerce Division, Washington, D.C., 15 June 1928. <I>1 page, 4to (6 7/8 x 9 in.), integral blank, Secretary of Commerce stationery, lightly toned</I>, otherwise in fine condition. | Christie's