- Author: F. K. Richtmyer E. H. Kennard
- Language: English
- Year: 1942
- Author: F. K. Richtmyer E. H. Kennard T. Lauritsen
- Language: English
- Year: 1955
- Author: Floyd K. Richtmyer Earle H. Kennard
- Language: English
- Year: 1947
- Author: Richtmyer F.K.Kennard E.H.Cooper J.N.
- Language: English
- Year: 1969