Unknown Author
Thomas E Laskowski
Geographical and Geological Survey of the Rocky Mountain Region (U.S.)
Roger H Morin
Bernard Bonin
Stearns A. Morse
Johnny Long
R. F. Emslie
Paul T. Delaney
Viktor Petrovich Kapsamun
Khakim Kuddusovich Kuddusov
G. B. Fershtater
Mikhail Aleksandrovich Osipov
Khristo Dabovski
P. E. Fox
S. A. Gurulev
Anshi Li
Lotte Melchior Larsen
V. V. Zolotukhin
A. A. Alekseev