Cain Byron Lee
Campagnie Generale De Geophysique
Canny Duane
Chesnutt Dennis P.
Clifton Robert D.
Companie General De Geophysique
Computalog U.S.A., Inc.
Cook Neville G. W.
Corrigan Michael A.
Corrigan Michael Arthur
Cowles Christopher S.
Crook Troy N.
Crowell John
Crowther Paul A.
Crowther Paul Andrew
Cumerlato Calvin L.