Inside Out Library · Explore

Scientific American, Vol. 94, No. 23 (1906) (1906)

leaf 11

An illustration from Scientific American, Vol. 94, No. 23 (1906), 1906, leaf 11
engraving we picture an im- outer side. The inner inclined faces of each cavity holder, D, which may be used for holding various proved reflector and globe for lamps. The device is are then silvered and serve to concentrate the light tools. A chisel blade, H#, is fitted into a slot in the equally… … but this is not always effective, for the reason that the A NOVEL REFLECTING LAMP GLOBE.

Internet Archive · Public domain (published before 1931). Free to use for anything.

More pictures from Scientific American, Vol. 94, No. 23 (1906)

More like this