- Author: M. B Schnapper
- Language: English
- Year: 1939
- Author: Seymour de Ricci, W. J. Wilson
- Language: English
- Year: 1937
- Author: Seymour de Ricci, W. J. Wilson
- Language: English
- Year: 1940
- Author: Seymour de Ricci, W. J. Wilson
- Language: English
- Year: 1935
- Author: Clements F.E. and Clements E.S.
- Language: English
- Year: 1928
- Author: Henry Evelyn Bliss
- Language: English
- Year: 1933