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| 4928 | Volume 18 | 1954 | 4929 | Volume 18 | 2-Jul-54 |
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Summary: Supplementary information and its mode of use. |
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Variety source of |
Evolution as process 4861 |

| This image is reproduced courtesy of The Estate of W. Ross Ashby. Copyright 1972, 2008 © The Estate of W. Ross Ashby |
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