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Clavis Mathematicae Denuo Limata, Sive, Potius Fabricata Cum Aliis Quibusdam Ejusdem Commentationibus, Quae in Sequenti Pagina Recensentur / Guilelmi Oughtred Aetonensis Quondam Collegii Regalis in Cantabrigia Socii. (1693) by William Oughtred (Paperback / softback, 2010)