Great horned owl stamp. The 15-cent American Owls Series depicts four owls—a barred owl, a saw-whet owl, a great gray owl, and a great horned owl. It was first available on August 26, 1978, at Fairbanks, Arkansas. Frank J. Waslick designed the stamps.
This 1990 stamp features the Idaho state bird, the Mountain Bluebird, perched atop a rustic fencepost, against a backdrop of blue sky and the rugged peaks of the Sawtooth Mountain Range. The 25-cent Idaho Statehood commemorative stamp went on sale January 6, 1990, in Boise, Idaho.