Inside Out Library · Explore

Scientific American, Vol. 43, No. 17 (October 1880) (1880)

leaf 7

An illustration from Scientific American, Vol. 43, No. 17 (October 1880), 1880, leaf 7
closet or safe, which may be concealed in a wall and the lamps that are allowed to remain in the circuit, but Fig. 5.. The light from these carbons when one inch apart when the regulator is applied there is no perceptible differ- provided with secret devices for giving entrance thereto, is simply… … lates to means for rable joint between preventing lateral Fig. 3-MAXIM'S DYNAMO-ELECTRIC MACHINE. the platinum elec- © 1880 SCIENTIFIC AMERICAN, INC

Patents · Large · Inventors · Iron · Patented · Scientific American · Large number · Great Britain · Wood working · Steel wire · Tin plate · Patent issued · Electric light · Illustrated catalogue · Drying room

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

More pictures from Scientific American, Vol. 43, No. 17 (October 1880)

More like this