more to the point, as seen with a by A bents 35 feet above the ground, resting on con- means of electric motors that received the energy to manufacturer’s eye, it was exceedingly expensive. crete foundations. Along the cliffs the supports operate them directly from the supporting conductors. Hence… … a Steel Bridge and Enters the Mill. TRANSPORTATION OF MATERIALS BY ELECTRICITY. down line, but they were self-acting only to the extent The foundations of these posts are cut out of the the top floor of the railroad storehouse and convey it by the shortest possible route to the third floor slanting…
Internet Archive · Public domain (published before 1931). Free to use for anything.
