Helperic of Grandval, De computo, with annus presens 1131 (2r–22r); kalendar (22v–28r); paschal tables and accompanying texts (28v–29v, 31r–33r); Gerland (Garlandus), Computus (33v–56r); De cursu solis et lune (56r–60r); computistical texts and tables (61r–75r)