Dialectical and other Treatises and Calendars Manuscript volume with contents dating from the 14th and 15th centuries, comprising a collection of miscellaneous treatises, including 'Dyalethyca', with a commentary and exercise on the Summulae logicorum of Petrus Hispanus and other lectures and exercises in logic of Petrus Zech, alias De Pulka, of the University of Vienna, written by Johannes Sintram at Ulm and dated 1405; other treatises on liturgical and astrological subjects, including 'Tractatus Algorismi' of Johannes De Sacro Bosco; Calendars; questions on canon law; verses. The pastedowns are from a 14th-century noted service book containing "Veni sancte spiritus et emite celitus..." and the Nicene creed. For a full description of contents and their incipits see N R Ker, 'Medieval Manuscripts in British Libraries' (London and Oxford, 1969), pp.338-9 and Dorothy K Coveney, 'A Descriptive Catalogue of Manuscripts in the Library of University College London' (London, 1935), pp.4-5. Note that these descriptions do not agree with each other, as Ker describes 17 texts including the pastedowns whereas Coveney identifies 20. Original binding of oak boards and half pigskin, repaired. Formerly secured with a brass duck-head clasp (now partially missing). Five links of a chain remain attached to the head of the rear board. Manuscript on paper in various hands except for the final section which is parchment. 14th century-15th century