"Differential Weathering - In the Fossil Regions of Wyoming, U. S> A." (PG 3 - 10609)

Published by Keystone View Company, formerly one of the largest stereoview publishers in the world.

Standard-size stereograph, measuring about 3.5 x 7 inches.

Will be shipped safely and securely! All of my paper items are protected in archival-safe polypropylene sleeves and packaged in rigged cardboard.