Inside Out Library · Explore
Scientific American, Vol. 29, No. 11 (September 1873) (1873)
leaf 3
sup- in a damp state. A current of air has been suggested as an the extreme Workable depths of mines, is to* small, and he ported by eighteen diagonal rods two inches and a half in agent for separating, or, as it were, winnowing the bits. An- considers 8,000 feet, a safe boun.iary. diameter, made… … Fig. 2. © 1873 SCIENTIFIC AMERICAN, INCPatents · Inches · Lens · Boiler · Consists · Improved · Sewing machine · Feet · Vienna exposition · Turbine water · Scientific American · Best sewing · Ring post · Wilson sewing · Sewing machines · Van patten · Steam engine
Internet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 29, No. 11 (September 1873)
More like this
