William Oughtred

1575 – 1660

• Arithmeticae in nvmeris et speciebvs institvtio
• Clavis mathematica denuò limata, sive potius fabricata
• Clavis mathematicæ denvo limata, sive, Potius fabricata
• Guilelmi Oughtred Aetonensis ... Clavis mathematicae denuo limata, sive potius fabricata
• Guilelmi Oughtred Ætonensis ... Opuscula mathematica hactenus inedita
• Horological dialogves in three parts
• Horologiorum sciotericorum in plano, geometricè solùm, sine calculo trigonometrico, delineandorum, modus facillimus
• Horologiorum sciotericorvm in plano, geometricè solùm, sine calculo trigonometrico, delineandorum, modus facillimus
• Key of the mathematicks
• The key of the mathematicks new forged and filed
• Trigonometrie
• [The circles of proportion and the horizontal instrument