Front:
WELCOME
ΤΟ
POLAR
CAVES
672
Back:
POLAR CAVES located 4 miles West of Plymouth,
New Hampshire, on Route 25, one of nature's
most spectacular mineral and rock formations.
Entrance to Polar Caves.
Color photo by George F. Jeans
SA1420 "America's Greatest Glacial Caves"
NATURA
COLOR
Mike Roberts
BERKELEY CALIF.
SC7126
