Inside Out Library · Explore

Scientific American, Vol. 18, No. 7 (1868) (1868)

leaf 0

An illustration from Scientific American, Vol. 18, No. 7 (1868), 1868, leaf 0
or foundation, being a cog wheel and serving to make them marked during daylight. In the supported inthe center by a suitable pivot, B, and on the cir- night the light, passing through the ground glass, will throw the characters out fully as clear and bold. This lantern and signal is cheaply made,… … KINKELE’S PATENT REVOLVING OVEN. gance of this arrangement should attract the attention of our- cal bakers will readily see its advantages. It can be adapted cumference by small rollers or wheels, C, traversing a circular street railway managers, as the light necessary for the signal track. The…

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

More pictures from Scientific American, Vol. 18, No. 7 (1868)

More like this