Filings coherer, glass tube formed into T-shape at one end and bent round into U-shape at other end with bulb, 1899 1899
Replica of Liverpool & Manchester Railway 1st Class carriage 'Traveller' 1930 (replica); 1834 (original)
Receiving ‘jigger’ or oscillation transformer with single layer split secondary coil and superimposed moveable two-part primary coil, used by the Marconi Company, probably made by Marconi's Wireless Telegraphy Company, Chelmsford, Essex, England, 1899 Receiving ‘jigger’ used by the Marconi Company, 1899 1899