Inside Out Library · Explore
Scientific American, Vol. 38, No. 23 (June 1878) (1878)
leaf 0
The backs are received at the factory already made into the machine. Simply taking a bunch of bristles in his hand, we shall describe in due order. proper shape, and the positions of the holes to be made in the workman spreads it out, and quickly adjusts it between In order to perceive wherein this… … BRUSH MAKING BY MACHINERY. © 1878 SCIENTIFIC AMERICAN, INCPatents · Invented · Illustrated · Improved · Iron · Scientific American · Rises · Venus rises · Trade catalogs · American supplement · Professor hughes · Wrought iron · Address munn · Years ago · Sewing machine · Portable steam
Internet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 38, No. 23 (June 1878)
More like this
