Ancestry.com, England & Wales Death Index, 29 Jul. 2012 (Lancelot Capel Sheppard, b. 14 Dec. 1906, d. Mar. 1971, Bath, England)
Biog. resource center (Contemp. authors), May 18, 2009 (Lancelot C(apel) Sheppard; b. Dec. 14, 1906, Fairford, England; writer and translator; pseudonym: Roger Capel [translator of Saints of Russia, 1960, and New and eternal testament, 1960)
His The English Carmelites, 1943 t.p. (Lancelot C. Sheppard)
Hynek, R.W. Konnersreuth, 1932.
LCCN 60050288: Grunwald, C. de. Saints of Russia, 1960 (usage: translated by Roger Capel)