cular to the surfaces tation in matters of this kind, with its iron bridges, its solid if such castings are exposed to heat, the crystals will change of the casting. ballasted track, steel rails, and fine shops. position and assemble in lines perpendicular to the surfaces Fig. 2 shows a view of the… … RAILROAD DEPOT AT BRYN MAWR, PA small to be visible. In this figure you see the lines perpen- the heat the more marked will be this peculiar structure, and ing, of a passenger station erected recently on this line, at dicular to the bounding surfaces; but what I wish to call the law, as before…
Patents · Cylinder · Consists · Center · Iron · Improved · Scientific American · Pivoted · Professor huxley · Postage included · Cast Iron · Left hand · Steam chest · Grand cash · Screw ring · Steam engine · National board
Internet Archive · Public domain (published before 1931). Free to use for anything.
