Theon of Alexandria
Commentary on the Almagest (tr. Federico Commandino)
‘(Urbino, BU, Busta 120) Assiduis auditorum exortationibus impulsus Epiphani fili ad ea illustranda quae in Mathematica Ptolaemei… (202r) Cap. 1: De ordine theorematum — ae aequales et az et dupla <ut ae>…’
Theon’s preface and the beginning of Book I. In the only known MS, the text ends abruptly due to missing folia.
This translation is found among Federico Commandino’s collected papers and is likely to be by him, like most if not all texts found there.