earth-end

Updated: May 19, 2025

These wires were on a reel, and would he uncoiled as the balloon arose. The earth-end would be attached to the telephone receivers and to the apparatus, consisting of a spark-gap wheel and other instruments designed to send into space the electrical impulses that could be broken up into dots, dashes and spaces, spelling out words according to the Morse or Continental code whichever was used.

Howard Roger Garis - Dick Hamilton's Airship, or, a Young Millionaire in the Clouds