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Locomotion
National Railway Museum
National Science and Media Museum
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Locomotion
National Railway Museum
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Stephen Hawking Office
1
Wellcome (general)
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Collection
Sir Henry Wellcome's Museum Collection
1
Stephen Hawking’s Office
1
Object type
knobs
2
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metal (unknown)
1
plastic (unidentified)
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wood
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Star-shaped plastic clamping knob and screw
Star shaped plastic clamping knob and screw
Knob from Hobson - Perfect Window Regulator, 1930
1930
Three metal knobs, from IBM computer system
circa 1978
Triangular plastic threaded clamping knob
Wooden knob, probably European, 1890-1940
Wooden knob
1890-1940
