The rare bell complements the transmitter and receiver of the Breguet system. 3-7

This U.S. register by Bunnell has the automatic start-stop feature. 1

All from Bunnell (U.S.): a KOB ("Key On Board"), a sounder, and a rare double key (for submarine cable communication). 5-3-4

A toy or "demonstration" register. 4

Another toy or "demonstration" register. 3

A register by Ericcson (Stockholm) of c. 1885. 2

The Henley transmitter (missing the cover) of the early1850s. 3

A nice copy of Samuel F.B. Morse"s demonstration model of 1837. 3

Register and key by the famous French instrument maker Ducretet. 3

Very old embosser circa 1849. 5

Siemens and Halske model of 1868. 1

Very early weight driven Siemens Morse receiver. Built in 1853 as an embosser and transformed in 1859 by Caminada Holland into an inkwriter. 5

Toy ABC/dial telegraph receiver by Radiguet of Paris. 4

Wheatstone ABC/dial telegraph patented 1858. 5

Detail of the dial of the Wheatstone ABC transmitter. 5

Detail of the dial of the Wheatstone ABC receiver. 5