Halfpenny, James C.
A field guide to mammal tracking in western America James C. Halfpenny - Boulder, Colorado Johnson Books 1986 - 161 p
0-933472-98-6
Tracking and Trailing--West (U.S.)
Animal Tracks--West (U.S.)
A field guide to mammal tracking in western America James C. Halfpenny - Boulder, Colorado Johnson Books 1986 - 161 p
0-933472-98-6
Tracking and Trailing--West (U.S.)
Animal Tracks--West (U.S.)