Inside Out Library · Explore

Scientific American, Vol. 61, No. 8 (1889) (1889)

leaf 7

An illustration from Scientific American, Vol. 61, No. 8 (1889), 1889, leaf 7
n, and will be tested recently patented by Mr. Herman I. Potter, of Leon- (Continued from first page.) at the State fair, Toledo, Ohio, where it will be on exhibition from September 9 to September 13. to twelve inches wide to the depth of forty inches, with Many run from 10 to 20 feet in diameter.… … POTTER'S TILE DITCHER. further off, was seriously of the physical characteris- disabled. The explosion tics of the Pittsburg gun oceurred. about 7:30 A. M., just after the machinery of Bessemer steel. It shows that the metal was much same inventor, the improvement reducing the cost of had -beén…

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 61, No. 8 (1889)

More like this