Experimental microphone, 1878-1890
1878-1890
Experimental microphones with carbon pencils and cups, 1878-1890
1878-1890
Granular microphone in glass tube, 1878-1890
1878-1890
Brass worksplate no 917, Manning Wardle & Co
1884
Wise's Patent Train Staff
1886
Water from the River Jordan
1881
Powdered graphite microphone, 1878-1890
1878-1890
Experimental carbon pencil microphone, 1878-1890
1878-1890
Mantel clock, presented to T.W. Worsdell - Great Eastern Railway
circa 1885
Light-bulb, filament, carbon
About 1890
Replica of the first Morse telegraph, 1835
1934
Bell telephone, mahogany case, 1878
1878
Crossley table telephone, 1879
1879
Dye Sample
circa 1890
Dye Sample
circa 1890
Dye Sample
circa 1890
Sample of Acid Yellow Dye
circa 1890
Scutcher, made by Platt Brothers & Co. Ltd
1889
Model steam locomotive
1890
Engraving: Watt's first experiment. Marcus Stone ARA pinxt; Herbert Bourne sculpt; published by Appleton & Co
1879
Model steam locomotive
1882
Model steam locomotive, North Eastern Railway
1884
Fairlie steam locomotive model
1879
Model ground signal, North London Railway
1888
Novelty model
1955; 1830
model steam locomotive
1890
Model vertical cylinder fire engine
circa 1885
Experimental carbon block microphone, 1878-1890
1878-1890
Silver medal, commemorates the International Health Exhibition
1884
Small printing forme representing Linotype set matter
1886
Marine thermometer by Negretti and Zambra
1890
Gold amulet in the form of a cobra
2000-100 BCE
'Pock-marked faces: A curious illusion', anti-vaccination leaflet
1880-1890
Edison telephone, 1879
1879
Syntonic Leyden jars, 1880-1889
1880-1889
Letter opener with calendar and map, 1893-1894
1893-4
Meerschaum tobacco pipe
1880-1890
Commemorative spade used to turn the first sod of the River Lee Conservancy's new cutting through Horse Shoe Point
1878
Model of Robert Duncan's screw propeller, with stern frame and rudder, as fitted to the Egyptian government yacht 'Sareea
1886-1887
Model Draw Door Weir, 1872
1872 (original); 1909 (model)
Arsenical cobalt or skutterudite, from Skutterude, near Modum, Norway
before 1889
Copper ore from the Bell Mine
before 1889
Rover 'Safety' Bicycle, 1885
1885
Swan electric lamp
1878-1879
One of Fleming's first thermionic diode valves, 1889
1889
Wood-working brace drill, with button-operated latch chuck, 1875-1885
circa 1880
Dye Sample
circa 1890
Dye Sample
circa 1890
Dye Sample
circa 1890
Curved bottom polishing iron, c.1880
1880