Inside Out Library · Explore

Scientific American, Vol. 39, No. 8 (1878) (1878)

leaf 3

An illustration from Scientific American, Vol. 39, No. 8 (1878), 1878, leaf 3
City of Mexico; St. Petersburg, Russia; Wolver- Kircher, in his Ars Magna et Umbra and in his Phonur- Judged by this standard the United States have been more hampton, Swansea, Hull, and Liverpool, England; Jalapa, gia, mentions a kind of gigantic speaking trumpet, described than ordinarily… … strength with less weight than they can. We use white year, are conclusive on this point. The figures are those of PLAN OF MEGAPHONE. oak, white ash, poplar, basswood, hickory, beech, maple, the Bureau of Statistics: and pine—woods all easily procurable by us, while the Eng- MERCHANDISE. as the…

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

More pictures from Scientific American, Vol. 39, No. 8 (1878)

More like this