< Page:Popular Science Monthly Volume 78.djvu
This page has been validated.
420
THE POPULAR SCIENCE MONTHLY
Fig. 3. The Natural Bridge across the Kicking Horse River near B. C.
Formed by "pot-hole" action.
Formed by "pot-hole" action.
This article is issued from
Wikisource.
The text is licensed under Creative
Commons - Attribution - Sharealike.
Additional terms may apply for the media files.