Front:
ALTH
Keystone
Back:
KEYSTONE, COLORADO
"Ski Country, U.S.A."
Mountain house at the base of Keystone.
B13838-Color Photo: Bruce Barthel
Keystone
Mountain States Specialties, Inc., P.O. Box 6064, Boulder, CO 80306
20
the Continental card
Mike Roberts Color Productions
Oakland, CA 94623
13571
U.S.A
20
