| 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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| 6994 | Volume 25 | 1969 | 6995 | Volume 25 | 1969 |
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Summary: The Problem of the Four Bears, solved. 7054, 7078 |
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| This page references 2 pages: 7054 7078 This page is referenced from page 7002 |
| 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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