Category:Hollerith census machine in the Norsk Teknisk Museum
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Media in category "Hollerith census machine in the Norsk Teknisk Museum"
The following 14 files are in this category, out of 14 total.
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7472.JPG 2,448 × 3,264; 1.6 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7473.JPG 2,448 × 3,264; 1.66 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7474.JPG 2,448 × 3,264; 1.6 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7475.JPG 2,448 × 3,264; 1.64 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7476.JPG 2,448 × 3,264; 1.57 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7477.JPG 2,448 × 3,264; 1.49 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7478.JPG 2,448 × 3,264; 1.46 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7479.JPG 2,448 × 3,264; 1.63 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7480.JPG 2,448 × 3,264; 1.72 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7481.JPG 2,448 × 3,264; 1.68 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7482.JPG 3,264 × 2,448; 1.73 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7483.JPG 3,264 × 2,448; 1.76 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7493.JPG 3,264 × 2,448; 1.6 MB
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NTM us hollerith counting machine patent 1889 used in norway census 1900 IMG 7494.JPG 3,264 × 2,448; 1.49 MB