Land navigation handbook :
Kals, W. S.
Land navigation handbook : the Sierra Club guide to map andcompass / W. S. Kals. - San Francisco, Calif. : Sierra Club, 1983. - 230 p. ; 21 cm. - The Sierra Club Outdoor Activities Guides. .
0-87156-331-2
GV200.4 / K35
Land navigation handbook : the Sierra Club guide to map andcompass / W. S. Kals. - San Francisco, Calif. : Sierra Club, 1983. - 230 p. ; 21 cm. - The Sierra Club Outdoor Activities Guides. .
0-87156-331-2
GV200.4 / K35