Vellum, 10 x 6.625, ff. 64 + 2, double columns of 37 lines.  Early 13th cent., in a good hand.

    Donor, T. C. S.

    From Beauchief Abbey (Premonstratensian), Derbyshire.

    On flyleaf is:

                                  Liber iste est de armario de Bello capite.

    Collation: 2 flyleaves, 1⁸ - 8⁸.

    On the flyleaves are a good many notes of the 13th cent., and the title, Liber petri Alfonsi.

    Contents:

        Petrus Alphonsus aduersus Judaeos    .         .         .         .         .         f. 1

        Uni et eterno primo qui caret principio (CLVII 535)

                   -sitque mirabile nomen eius benedictum in sec. sec. Amen.

        Dixit sequentis operis compositor.  Omnipotens suo nos spiritu

           inspirauit.

        On f. 6 are two diagrams, the first depicting the habitable areas of

        the earth and its division into 7 climata, and the second the

        movement of the sun relative to the earth.

        On f. 38b is a diagram of the letters of the tetragrammaton symbolizing the Trinity.

        At the bottom of f. 53a is a scribble in French in pencil.

        Ends imperfectly in Titulus xii, f. 64b:

        Si cruces alias ad eius similitudinem faciamus.  ii (?) qui.