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Showing results for ( Author/contributor contains H O Clark ):
Publications (Library)
| Title | Contributors | Publisher | Year | Medium |
| Bell alarms and sack hoists in windmills | Clark, H O; Wailes, Rex | Newcomen Society | 1973 | Offprint/Journal Supplement |
| Brake wheels and wallowers | Clark, H O; Wailes, Rex | Newcomen Society | 1948 | Manuscript/Typescript |
| Notes on the Berton sail and the Caviers or hollow post mills of Anjou - Vol XXVII pp 211-216 | Clark, H O; Wailes, Rex | Newcomen Society | 1951 | Offprint/Journal Supplement |