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2. The geometry of cylindrical and conical folds;Proceedings of the Geologists' Association;1967-01
3. The description of folds;Proceedings of the Geologists' Association;1964-01
4. Dimensions of Asymmetrical Folds;Geological Magazine;1958-12
5. The primary and secondary elements of a fault;Proceedings of the Geologists' Association;1946-01