Ceramic pot for Oriental toothpaste
1870-1910
Red Cross fund-raising brooch made from Zeppelin wire, 1917.
1916-1917
Model of the Blue Star Line T.S. 'Arandora Star'
1927-1929
Childrens Clogs
circa 1880-1920
Childrens Clogs
circa 1880-1920
Water Pipe
1890 - 1900
X-ray plates
1914-1918
Model locomotive, O Gauge, London & North Eastern Railway
1925-1927
Train Describer, 1880-1920
1880-1920
Vertical Compound Steam Engine with Hackworth's Valve Gear, 1898
1898
'Electric tonic' amusement machine, Europe, 1915-1925
1915-1925
Penknife with three blades and a corkscrew, owned by William Marwood: executioner
1870-1880
Glass necklace worn to prevent bronchitis, Chelsea, London, England, 1914
1914
Copper ore from the Bell Mine
before 1889
Electric Flat Iron, 1895-1905
1895-1905
Arsenical cobalt or skutterudite, from Skutterude, near Modum, Norway
before 1889
X-ray tube
1895-1899
Gecophone broadcast receiver, model B.C 3200, 1924
1924
Experimental carbon pencil microphone, 1878-1890
1878-1890
Powdered graphite microphone, 1878-1890
1878-1890
Mechanical telephone, 1880-1920
1880-1920
Crossley table telephone, 1879
1879
Five-line single cord switchboard, 1900-1909
1900-1909
De Forest audion 1906-1915
1906-1915
Wall telephone, 1880-1920
1880-1920
Demonstration radio receiver
1926
Experimental microphone, 1878-1890
1878-1890
Experimental carbon block microphone, 1878-1890
1878-1890
Silicon crystal for wireless telegraphy, mounted in a locket, 1906-1916
1906-1916
Experimental microphones with carbon pencils and cups, 1878-1890
1878-1890
Granular microphone in glass tube, 1878-1890
1878-1890
Coherer with coarse brass turnings, 1894
1894
Filings coherer, glass tube with side pocket mounted on cylindrical rod with brass screw terminals at ends, 1894-1904
1894-1904
Syntonic Leyden jars, 1880-1889
1880-1889
Sample of four-core telegraph cable connecting Vancouver Island with the mainland
1904
Marconi coherer and Admiralty pattern decoherer, 1900-1910
1900-1910
Filings coherer, glass tube containing powdered copper, bulb at one end, 1894-1904
1894-1904
Filings coherer, Lodge pattern with two wires inserted into bulb at one end, 1894-1904
1894-1904
Specimens of Pacific cable in glazed presentation case, 1902-1923
1902-1923
Hand perforator and copy stand for Wheatstone automatic telegraph system, 1890-1910
1890-1910
Experimental model of Marconi's magnetic detector, 1900-1910
1900-1910
Filings coherer, Lodge pattern, 1895-1900
1895-1900
Morse tape on which signals were recorded by means of a coherer, 1900
1900
Filings coherer, glass tube bent into U-shape at one end with bulb to form side-pocket on mounting bracket with terminals, 1894-1904
1894-1904
Filings coherer, glass tube almost of taper shape, 1894-1904
1894-1904
Filings coherer, Lodge-Muirhead system, 1900-1910
1900-1910
Letter opener with calendar and map, 1893-1894
1893-4
Filings coherer, glass tube formed into T-shape at one end and bent round into U-shape at other end with bulb, 1899
1899
Coherer, ebonite, with adjustable contacts, 1890-1896
1890-1896
Coherer, narrow-bore glass tube, 1894-1904
1894-1904