National Wildlife Federation(R) Christmas stamps were issued from 1956 thru 2000 to promote wildlife conservation and raise funds for the charity. These stamps are interesting because of their colorful designs by leading wildlife artists and because of the many varieties in the sheets. Over 80 Christmas sheets and booklets are all illustrated in full color (headers and top row for sheets) and varieties are described in detail. Lists are provided for all sheets and booklets, over 400 individual stamps, artists and stamp subjects. Philatelists, conservationists, wildlife topical collectors,...