This antique stereoview card titled "472 - Geography Unit No. 20 - Cobalt, The Rich Mining Town" offers a black & white 3D view capturing a panoramic scene of the mining town of Cobalt. The image shows a detailed landscape with industrial buildings, houses, and rocky terrain stretching into the distance, providing a historical glimpse of this important Canadian mining community. The stereoview is a pocket size format, printed on cardboard mount, measuring approximately 3.75 inches wide, as indicated by the nearby ruler.

Published by Keystone View Company, Meadville, Pennsylvania, this 1933 original stereograph is part of a geography educational series. The card features clear printed text identifying the view number, title, and publisher, along with a small circular logo. This piece is a classic example of early 20th-century stereoviews used for education and entertainment, capturing geographic and industrial subjects with photographic realism. Collectors interested in mining history, vintage stereoviews, or Keystone View Company productions will find this a valuable addition.