Otters in Snow Forever First Class Postage Stamps

Otters in Snow, a booklet of 20 stamps featuring four scenes of the alert and playful North American river otter reveling in a winter landscape. The original illustrations were rendered in pen and ink, with watercolor in shades of brown for the otters, using black for facial features and crosshatching. The wintry background is white, with blue water, light blue and violet shadows, and black crossh