Hand perforator and copy stand for Wheatstone automatic telegraph system, 1890-1910 Telecommunications 1890-1910
Copy of the receiver and alarm call of Schilling's electric telegraph, 1870-1877 Telecommunications 1870-1877
Double-sided dummy single-needle telegraph used for training operators, 1870-1930 Telecommunications 1870-1930
Original Morse tapes received by SS 'Great Eastern' while laying the 1865 transatlantic cable, unknown maker, British, 1865 Morse tapes sent to the 'Great Eastern', 1865. Telecommunications 1865