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Scientific American, Vol. 68, No. 4 (January 1893) (1893)

leaf 9

An illustration from Scientific American, Vol. 68, No. 4 (January 1893), 1893, leaf 9
., John E. Lewis, an as- or silicon. It can be safely stated ■ as a general rule, tronomer at Ansonia, Conn., was startled by a bright — <» > — ■ The Inventors of the Telegraph. that under similar conditions, the purer the aluminum, light at about 7:30 o'clock. Upon developing the plate, Prof.… … is the better known name, asks Elbctbic wands are now used Fig. 9.-STEAMEB TJMBBIA-BORING THE COLLARS OF THE NEW SHAFT SECTION, Prof. Gray, that of Henry or for beast taming. PATEBSON IB0N WOB&S. © 1893 SCIENTIFIC AMERICAN, INC.

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