found: Rachmaninoff, S. Songs of the church, 1948:t.p. (Winfred Douglas)
found: Douglas, W. Canticles at evensong, c1915:t.p. (Charles Winfred Douglas)
found: NYPL. Dict. cat. of the mus. coll., 2nd ed.(Douglas, Charles Winfred, 1867-1944)
found: Douglas, Winfred. Two Lenten preludes, ©1942:cover (Winfred Douglas)
found: Episcopal Church WWW site, January 21, 2020:An episcopal dictionary of the church (Douglas, Charles Winfred; born February 15, 1867, Oswego, New York, died January 18, 1944, Santa Rosa, California; church musician and editor; ordained a priest, August 6, 1899; musical editor of The hymnal (1916), and served on the Joint Commission of the Revision of the Hymnal which produced The hymnal (1940))
found: NUC pre-1956, accessed April 12, 2021vol. 432, p. 141, entry NO 0114489 (added entry: Douglas, Charles Winfred, 1867-1944)