Inside Out Library · Explore

Scientific American, Vol. 80, No. 21 (1899) (1899)

leaf 8

An illustration from Scientific American, Vol. 80, No. 21 (1899), 1899, leaf 8
hose early days. heard in the ordinary electric telephone receiver. The The guns were mounted on rude wooden carriages, fluctuation of the temperature of the fiber in the bulb and they were traversed and run up to the firing posi- due to the variable impinging heat waves causes like tion by means… … 000, and he believes the full length of crowded THE government of Uruguay decks. In some of the will give American capital- most fiercely contested ists and contractors more than an equal chance of a beam of light to a receiver capable of reproducing battles a single ship would lose as many as 500…

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

More pictures from Scientific American, Vol. 80, No. 21 (1899)

More like this