Experimental transmitting ‘jigger’ used by the Marconi Company, 1899
1899
Items of wireless telegraphy apparatus used by the Marconi Company, probably made by Marconi's Wireless Telegraphy Company, Chelmsford, 1898 and 1902. Together with three framed and glazed photographs relating to the above, a wooden display board with ivorine key letters and a glazed shade case
1899
1898
1898
1898
1898
1898
1899
1901
1901
1901
1900-1910
1900-1910
1900-1902
1899-1901