William Penn,

由 Vulliamy, C. E. 1886-1971 (Colwyn Edward)
New York, C. Scribner's sons 1934

The Polderoy papers /

由 Vulliamy, C. E. 1886-1971 (Colwyn Edward)
London : M. Joseph, 1946

Ursa Major; a study of Dr. Johnson and his friends /

由 Vulliamy, C. E. 1886-1971 (Colwyn Edward)
London : M. Joseph ltd., 1946