Page:Popular Science Monthly Volume 41.djvu/374

This page has been validated.

360

THE POPULAR SCIENCE MONTHLY.

Fig. 19.—Modern Tannery. Haight & Co., Ballston Spa, N. Y.

Retrieved from "https://en.wikisource.org/w/index.php?title=Page:Popular_Science_Monthly_Volume_41.djvu/374&oldid=8112466"