< Page:Popular Science Monthly Volume 38.djvu
This page has been proofread, but needs to be validated.
669
THE RELATIVE VALUE OF CEMENTS.
Fig. 3.—Diagram showing the Relative Strength of Natural and Artificial Cements.
This article is issued from
Wikisource.
The text is licensed under Creative
Commons - Attribution - Sharealike.
Additional terms may apply for the media files.