Bronze ticket medal for admission and commemoration of the exposition et congres d' Hygiene et de Sauvetage
1876
Shell fragment used as an amulet, Germany, 1910-1914
1910-1914
Bezel wind wrist watch, c.1880
circa 1880
Danchell-type water testing kit, England, 1867-1904
1867-1904
Mauveine acetate dye in microcrystalline form in a cork-stoppered glass bottle
1906
Hypodermic syringe with glass phials of drugs
1885-1910
Tooth shade guide, England, 1890-1910
1890-1910
Model of Jenning's patent water closet
1895-1905
Model of the ‘Optimus’ water closet, England
1870
Cesare Urtis & Co - Forniture Electriche
1900
Steiff donkey on wheels
circa 1913
Maxim's 'Pipe of Peace', 1909-1910
1909-1910
Pair of wooden roller skates, 1870-1890.
1870-1890
One of Fleming's first thermionic diode valves, 1889
1889
Design for a mirror back in ivoride
1870-1875
Drawing, design for a mirror back / unsigned
1870-1875
Lithograph of Daniel Spills Ivorideworks by Daniel Greenaway, 1875
1875
Dye Sample
circa 1890
Dye Sample
circa 1890
Dye Sample
circa 1890
Dye Sample
circa 1890
Dye Sample
circa 1890
Wrap reel/Hank winder
1877
Pullman Car Company, called Topaz
1913
Yarn Balance
circa 1900
Intermediate Frame
1907
Casket presented to Francis William Webb
1899
Copper earthing tube believed to have been used by Marconi, 1890-1897
1890-1897
Edison carbon button transmitter No. 32, 1878
1878
Richardson's galvanic amulet against diseases
1881-1900
Galvanic brooch
1880-1910
Galvanic brooch of black vulcanite
1890-1910
Electric hairbrush
1896-1900
Powdered graphite microphone, 1878-1890
1878-1890
Powdered graphite microphone, 1878-1890
1878-1890
Section of cross-Channel telephone cable, 1897
1897
Cell used in interruptor circuit, 1875-1890
1875-1890
Replica of Morse's second model of telegraphy apparatus, 1934
1934
Bell Transmitter with Membrane Diaphragm, 1875-1877
1875-1877
Copy of the Receiver and Alarm Call of Schilling's Electric Telegraph, 1870-1877
1870-1877
Hughes microphone detector, 1865-1875
1865-1875
Clockwork interruptor, once owned by David Hughes, 1875-1880
1875-1880
Paul F Gachet's door plate, France, 1870-1909
1870-1909
Artificial leg made for a child, England, 1903
1903
Craniometer, stainless steel
1874-1902
Iron borings coherer (Branly type), 1894
1894
Experimental microphone using steel needles and gas carbon, 1878-1890
1878-1890
Granular microphone in bamboo tube, 1878-1890
1878-1890
Bird cage from Sussex Lunatic Asylum
1872
Time register for recording asylum warder patrols
1870-1899