Letter from S. Dillon Ripley to Herbert Friedmann, November 26, 1944, Smithsonian Archives - History Div, S. Dillon Ripley writes to Herbert Friedmann, Curator at the United States National Museum, Department of Biology, Division of Birds, about the bird collecting he has done while serving during World War II with the Office of Strategic Command in Ceylon, now Sri Lanka. He also writes about people he has met and others who are also collectors..