Letter from Captain Roger Welles to Charles D. Walcott, January 4, 1918, January 4, 1918, Smithsonian Archives - History Div, Letter from Captain Roger Welles to future Smithsonian Secretary Charles D. Walcott requesting US National Museum photographer Loring Beeson's help in the office of US Naval Intelligence, includes handwritten note from Walcott "OK, talk with Beeson.".