Inside Out Library · Explore
Scientific American, Vol. 77, No. 25 (1897) (1897)
leaf 7
e work of welding double ended, the material being introduced at one end | the outside radius of the finished pipe, and between on the flanges is carried on. The interior of this shop and withdrawn at the other. As svon as the plate has|them, held in position by a long and stout bar, isa is shown… … shaped, so that the horizontally projecting portion 5.—FORMING UP A 5-INCH PIPE. © 1897 SCIENTIFIC AMERICAN, INC.Internet Archive · Public domain (published before 1931). Free to use for anything.
More pictures from Scientific American, Vol. 77, No. 25 (1897)
More like this
