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National Science and Media Museum
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Locomotion
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Computing & Data Processing
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Powers Samas (maker)
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column card
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aluminium (metal)
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iron
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Powers-Samas 45 column - card tabulator on a square base
Powers-Samas 45 column - card tabulator
Powers-Samas 45 column - card automatic key punch
Powers-Samas 45 column - card automatic key punch
Powers Samas 45 column card interpreter
Powers Samas 45 column card interpreter
Powers Samas 45 column-card auto verifier
Powers Samas 45 column-card auto verifier
Powers Samas 45 column-card reproducer
Powers Samas 45 column-card reproducer
