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Photo print of Barrett adding machine, c. 1915 Collection: SCM - Mathematics Object Name: photograph (calculating machine) Maker: Science Museum (Great Britain) Place Made: South Kensington, London, England, United Kingdom Date Made: 1925 |
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Description: Photo print of Barrett adding machine, c. 1915 Credit Line: Science Museum (Great Britain) |
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1 Related People | |
| Science Museum active 1909-current [2011], science, technology and medical museum, English; British | |
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