- Author: Julian Lowell Coolidge Jeremy Gray
- Language: English
- Year: 1990
- Author: Brayton Gray
- Language: English
- Year: 1975
- Author: Mary W Gray
- Language: English
- Year: 1970
- Author: Colin S. Gray
- Language: English
- Year: 1999
- Author: J. W. Gray
- Language: English
- Year: 1971
- Author: Misfeldt T. Gray A. Metz E.
- Language: English
- Year: 2004
- Author: James Edward Gray II
- Language: English
- Year: 2006
- Author: John Shapley Gray
- Language: English
- Year: 2003
