US Duck Stamps
Since 1934, hunters of migratory waterfowl have been required to purchase a Federal Migratory Bird Hunting and Conservation Stamp, commonly known as a duck stamp, at the beginning of each hunting season. These revenue stamps must be signed by the hunter and affixed to his or her hunting license. From the beginning, though, the program was aimed at more than just hunters. Conservationists and wildlife-art lovers were also its audience, and...