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7134 | Volume 25 | 16-Jul-71 | 7135 | Volume 25 | 1971 |
Summary: HYFI (Mark I), its behaviour and mathematics.[Hydraulic Feedback Imitator] |
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HYFI (Hydraulic Feedack Imitator) pair of |
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This image is reproduced courtesy of The Estate of W. Ross Ashby. Copyright 1972, 2008 © The Estate of W. Ross Ashby |