PRESIDENT FRANKLIN D. ROOSEVELT . Autograph signed, typed letter to Dr. Richard R. Brown, Director of Central Administration Services, Office for Emergency Management, Washingotn DC, on White Hosue stationery, dated Feb. 19, 1944. 25 lines discussing "Serious danger of compromising the security of projected military operations..." - 10 1/2 in. x 8 in. Estimate $300-400