. English: 'A ticker system consisted of transmitters and tickers. As of 1883, quotations were sent using a transmitter, 'the keyboard of which has much the same appearance as the keyboard of a piano, the black keys representing letters and the white keys figures and fractions.' A transmitter of this type is pictured in the 1889 illustration. When an operator struck a key on the transmitter, one of two small wheels (one for letters, the other for numbers) in each connected ticker revolved until the desired letter or figure came into position to print on a paper tape that passed through the dev
. English: 'A ticker system consisted of transmitters and tickers. As of 1883, quotations were sent using a transmitter, 'the keyboard of which has much the same appearance as the keyboard of a piano, the black keys representing letters and the white keys figures and fractions.' A transmitter of this type is pictured in the 1889 illustration. When an operator struck a key on the transmitter, one of two small wheels (one for letters, the other for numbers) in each connected ticker revolved until the desired letter or figure came into position to print on a paper tape that passed through the device' -- 'Sending Messages over Ticker System' . July 1889. C. Clemens per inscription at lower edge of uncropped version 11 1889 Sending Coffee Quotations over Ticker System Scribners OM
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