Inside Out Library · Explore
Scientific American, Vol. 19, No. 24 (December 1868) (1868)
leaf 3
Iron · Patents · Tube · Center · Consists · Wrought iron · Steel · Years ago · Tensile strength · Scientific American · Steel tube · Patent office · Square inch · Fatty acids · Cast Iron · Tea trade
Internet Archive · Public Domain Mark 1.0. Free to use for anything.
More pictures from Scientific American, Vol. 19, No. 24 (December 1868)
More like this
