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Iron borings coherer (Branly type), 1894

Iron borings coherer (Branly type), 1894

1894
Iron borings coherer (Branly type), 1894

Iron borings coherer (Branly type), 1894

1894
Filings coherer, Lodge pattern, 1895-1900

Filings coherer, Lodge pattern, 1895-1900

1895-1900
Filings coherer, Lodge-Muirhead system, 1900-1910

Filings coherer, Lodge-Muirhead system, 1900-1910

1900-1910
Filings coherer, glass tube with side pocket mounted on cylindrical rod with brass screw terminals at ends, 1894-1904

Filings coherer, glass tube with side pocket mounted on cylindrical rod with brass screw terminals at ends, 1894-1904

1894-1904
Coherer, narrow-bore glass tube, 1894-1904

Coherer, narrow-bore glass tube, 1894-1904

1894-1904
Filings coherer, Lodge-Muirhead system, 1900-1910

Filings coherer, Lodge-Muirhead system, 1900-1910

1900-1910
Spiral spring coherer, 1890-1894

Spiral spring coherer, 1890-1894

1890-1894
Filings coherer, Lodge-Muirhead system, 1900-1910

Filings coherer, Lodge-Muirhead system, 1900-1910

1900-1910
Filings coherer, glass tube, 1898

Filings coherer, glass tube, 1898

1898
Coherer with coarse brass turnings, 1894

Coherer with coarse brass turnings, 1894

1894
Filings coherer, glass tube capped at ends, 1894-1904

Filings coherer, glass tube capped at ends, 1894-1904

1894-1904
Filings coherer, glass tube bent at 45-degree angle at one end to form side-pocket, 1898

Filings coherer, glass tube bent at 45-degree angle at one end to form side-pocket, 1898

1898
Filings coherer, glass tube almost of taper shape, 1894-1904

Filings coherer, glass tube almost of taper shape, 1894-1904

1894-1904
Coherer, with steel needle inside part-wound with copper wire, 1894-1904

Coherer, with steel needle inside part-wound with copper wire, 1894-1904

1894-1904
Filings coherer, Lodge-Muirhead system, 1900-1910

Filings coherer, Lodge-Muirhead system, 1900-1910

1900-1910
Filings coherer, glass tube bent into U-shape at one end, 1894-1904

Filings coherer, glass tube bent into U-shape at one end, 1894-1904

1894-1904
Filings coherer, glass tube formed into T-shape at one end and bent round into U-shape at other end with bulb, 1899

Filings coherer, glass tube formed into T-shape at one end and bent round into U-shape at other end with bulb, 1899

1899
Filings coherer, small glass tube with bulb at one end, 1894-1904

Filings coherer, small glass tube with bulb at one end, 1894-1904

1894-1904
Filings coherer, glass tube with side-pocket attached to mounting bracket, 1894-1904

Filings coherer, glass tube with side-pocket attached to mounting bracket, 1894-1904

1894-1904
Filings coherer, Lodge pattern with two wires inserted into bulb at one end, 1894-1904

Filings coherer, Lodge pattern with two wires inserted into bulb at one end, 1894-1904

1894-1904
Coherer, coarse iron turnings, 1894-1904

Coherer, coarse iron turnings, 1894-1904

1894-1904
Coherer, with several needles, 1894-1904

Coherer, with several needles, 1894-1904

1894-1904
Filings coherer, glass tube formed into bulbs at each end at right angles, 1899

Filings coherer, glass tube formed into bulbs at each end at right angles, 1899

1899
Filings coherer, small glass tube with bulb at one end, 1894-1904

Filings coherer, small glass tube with bulb at one end, 1894-1904

1894-1904
Filings coherer, glass tube containing powdered copper, bulb at one end, 1894-1904

Filings coherer, glass tube containing powdered copper, bulb at one end, 1894-1904

1894-1904
Filings coherer, small glass tube with bulb at one end and cap of red sealing wax at other end, 1898

Filings coherer, small glass tube with bulb at one end and cap of red sealing wax at other end, 1898

1898
Coherer, with several needles in contact with crystal, 1894-1904

Coherer, with several needles in contact with crystal, 1894-1904

1894-1904
Filing coherer, glass tube, fitted on to mounting bracket with terminals, 1894-1904

Filing coherer, glass tube, fitted on to mounting bracket with terminals, 1894-1904

1894-1904
Filings coherer, glass tube curved into near U-shape at one end with coil winding at other end, 1894-1904

Filings coherer, glass tube curved into near U-shape at one end with coil winding at other end, 1894-1904

1894-1904
Filings coherer, glass tube bent into U-shape at one end with bulb to form side-pocket on mounting bracket with terminals, 1894-1904

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, Lodge-Muirhead system, 1900-1910

Filings coherer, Lodge-Muirhead system, 1900-1910

1900-1910
Experimental coherers designed or used by Sir Oliver Lodge, 1894-1904

Experimental coherers designed or used by Sir Oliver Lodge, 1894-1904

1894-1904
Two iron boring coherers (Branly type), 1894

Two iron boring coherers (Branly type), 1894

1894
Induction coil for an internal combustion engine

Induction coil for an internal combustion engine

1903-1911
Lodge Sparking Plug

Lodge Sparking Plug

1923-1942
Original Lodge lightning protector

Original Lodge lightning protector

Accessories for Lodge Sparking Plug for motor vehicles

Accessories for Lodge Sparking Plug for motor vehicles

1911-1919
Lodge detachable cable terminal

Lodge detachable cable terminal

1913-1933
Lodge metal box for holding a sparking plug

Lodge metal box for holding a sparking plug

circa 1930
Lodge Sparking Plug for motor vehicles. Type model C. In red/gold/black metal box marked `Lodge'. With associated 11 small parts. Available 1911-1919

Lodge Sparking Plug for motor vehicles

1911-1919
[Letters (9) to Sir Arthur and Lady Rucker] / Oliver Lodge. [11 items, 1894, 1905-1913. Nine autograph letters to Rucker (4) and to his wife (5) on scientific subjects and re a proposed trip to France. Four are written from the University, Birmingham, two from Mariemont, Edgbaston. With an annotated carbon copy of Lodge's paper 'Atomic Theory and Radioactivity' (8p ts.), and a portrait photo of him, seemingly from 'Sir Oliver Lodge. A Biographical Sketch' by J.H.P. (1906), bearing facsimile? signature]

Letters (9) to Sir Arthur and Lady Rucker, Oliver Lodge

1894-1913
Glass X-ray tube, Lodge, copper anode and cathode

Glass X-ray tube with copper anode and cathode

Lodge Aero Sparking Plug

Lodge Aero Sparking Plug

Annular gap (cylindrical body) electro-magnet No. 3, assembled with polar gap approximately 19/16" to 1 1/4", part of Oliver Lodge’s microphone amplifier or relay, 1898 (British patent 9712 of 1898), a precursor of the moving-coil loudspeaker

Annular gap (cylindrical body) electro-magnet No. 3, c..1898

1898-1900
Coherer, narrow-bore glass tube, designed or used by Sir Oliver Lodge, England, 1894-1904

Coherer, narrow-bore glass tube, 1894-1904

1894-1904
Example of a high tension electric valve tube.

Example of a high tension electric valve tube.

Glass X-ray tube, supplied by W. Watson and Sons

Glass X-ray tube

[Laboratory notebook / Oliver J. Lodge. 1880. [Ms., indexed. Up to 70 pages used. Kept by Lodge at University College, London (where he studied chiefly under W.K. Clifford)]

Laboratory notebook, Oliver J. Lodge

1880
[Letter] 1905 Jan 21, The University, Birmingham [to] the Editor of the Times / Oliver Lodge, [thanking him for initiating discussion on 'water finding', and praising work of Prof. Barrett on this subject. 2p on 1 leaf]

Letter 1905 Jan 21

1905