NUCMC data from N.D. Inst. for Reg. Studies for Doyle, S.J. Papers, 1890-1940 (Louis Howe)
WwWA, 1943 (Howe, Louis McHenry, 1871-1936; secretary and adviser to Franklin D. Roosevelt; s. Edward Porter and Eliza Blake (Ray) H.; m. Grace Hartley; with N.Y. herald (1888-1915); afterwards served Roosevelt in various capacities)
NUCMC files (Howe, Louis M.; Howe, Louis McHenry, 1871-1936)