De somno et vigilia.
MSS. Bodl.: Digby 190, f. 77: Inc. ‘De somno et vigilia pertractantes, Perypateticorum sentenciam potissime sequemur.’
Cambridge:—Publ. Library Ii, vi. 5, fol. 85 b-88 (sec. xiii). Inc. ‘Sompnus ergo et vigilia describuntur multis modis.’
Logic:—
Summulae Dialectices, an elementary treatise on logic, characterised by Charles, who expresses a doubt as to its authenticity, as very dry, unimportant, and intended for lecturing purposes. Inc. ‘Introductio est brevis et apta demonstratio.’ ‘Expliciunt sumule magistri Roberti (sic) Baccun.’
MS. Bodl.: Digby 205, f. 48 (sec. xiv).
Syncategoremata. Inc. ‘Partium orationis quaedam sunt declinabiles.’
MS. Bodl.: Digby 204, fol. 88 (sec. xiv).
Summa de sophismatibus et distinctionibus. Inc. ‘Potest queri de difficultatibus accidentibus.’