The middle tone in either one of the sets of seven white keys on a keyboard or a set of seven strings on a stringed instrument.
The third letter of the English alphabet, called cee and written in the Latin script.
A telegraph that automatically prints transmited messages in letters rather than Morse code or other symbols, typically resembling a typewriter in appearance.
An early input/output device for mainframe computers.
The telegrams produced by this device.
To use a teletype.