About David Gidmark David Gidmark is the coauthor of Canoe Paddles: A Complete Guide to Building Your Own, and author of Birchbark Canoe: Living Among the Algonquins, both published by Firefly Books. Books by David Gidmark Birchbark Canoe Living Among the Algonquin by (author) David Gidmark Canoe Paddles A Complete Guide to Making Your Own by (author) Graham Warren & David Gidmark