Inside Out Library · Explore
Scientific American, Vol. 34, No. 14 (1876) (1876)
leaf 5
es equal to it in the circle with their ends in contact, until understand why it should be distanced by an ice boat if both disk, D, turn to- the polygon is complete; then, if it has an even number of are driven by the same wind. gether by friction gearing. The pulley, E, which, together sides, a… … © 1876 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 34, No. 14 (1876)
More like this
