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Locomotion
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Locomotion
National Railway Museum
National Science and Media Museum
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Non-Commercial Use
1
Category
Computing & Data Processing
1
Ophthalmology
1
Object type
punch (cutting tool)
2
Maker
British Tabulating Machine Company Limited
1
Herman Hollerith
1
Place of origin
Letchworth
1
Letchworth, Hertfordshire, England, United Kingdom
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unknown place
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Hollerith key punch, model 20, 1909-1932
1909-1932
Metal Punch
1920-1930