Titelblatt zu Alexandria Diophan- ' ' ... arithmetic six and the number multangulis one ... '; Title page for Alexandrinus Diophantus' '... Arithmeticorum libri sex et de numeris multangulis liber unus ...' from the 17th century; signed: Rabault Fecit; title page; Rabault; 1670; Alexandrinus Diophantus; Pierre Fermat; Claude Gaspard Bachet de M閦iriac: Diophanti Alexandrini Arithmeticorum libri sex et de numeris multangulis liber unus: cum commentariis C. G. Bacheti [...] & observationibus [...] de Fermat [...]; accessit doctrinae analyticae inventum novum collectum ex varijs eiusdem [...] de Fermat epistolis. Tolosae: excudebat Bernardi Bosc [...]; 1670