Inside Out Library · Explore

Scientific American, Vol. 38, No. 10 (1878) (1878)

leaf 10

An illustration from Scientific American, Vol. 38, No. 10 (1878), 1878, leaf 10
a high character, and even are desirous of competing with men in the cares and anxieties of profes- course be isolated from the surrounding medium. There is by strong brass rods. A plate of lead at the bottom gives sional life, the question of their physical training ought to the necessary weight… … loaded and fed every 24 hours—a considerably shorter period each other, soas to form a fountain for the ink, as in draw- than is now required and practiced, and for which all the ing pens. The space between the points is regulated by a ELECTRIC SUBMARINE LAMP. arrangements of the railroads—the…

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

More pictures from Scientific American, Vol. 38, No. 10 (1878)

More like this