Perry D. Frazer nbsp;was a professional gunsmith with more than 50 years of practical experience. Frazer also wrote many outdoor instructional titles such asnbsp;Rodmaking for BeginnersM,nbsp;Amateur Rodmaking,nbsp;Canoe Cruising and Camping, andnbsp;Fishing Tackle.nbsp;Len McDougall is a full-time outdoor writer, professional photographer, and illustrator with more than thirty years experience in the North Woods. His books include Tracking and Reading Sign, The Complete Tracker, Practical Outdoor Survival and The Self-Reliance Manifesto. He lives in Paradise, Michigan.