William L. Hamilton
T. G. Freeman
United States. Soil Conservation Service. Pacific Region.
Ayhan Onur
R A Schmidt
G. J. Klein
E. Paul McClain
Ōsaka Kanku Kishōdai
V. P. Galakhov
Kagaku Gijutsuchō Shigen Chōsajo (Japan)
Gerald N Day
S. J. Mock
United States. National Environmental Satellite, Data, and Information Service
Michael A. Bilello
Unknown Author
Arden D. Haeffner
United States. Soil Conservation Service
György Péczely
G. D. Rikhter