Title from incipit (leaf [1]/2r): Incipit summa que vocatur Catholicon edita a fratre iohanne de ianua fratrum predicatorum.
Colophon (leaf [52]/9v): Clarissimus is codex a plerisq[ue] prosodia ceteris v[er]o catholicon nuncupatus a fratre Joanne ianuensi sancti dominici professionis e multorum fidedignorum autoribus nonminus [et] suo studio insimul laboriose collect[us]: [et] dominici grecis cura[m] gerentibus non modo utilis verumentiam pernecessarius multarum nanq[ue] theologicarum philosophicaru[m]q[ue] (condanatis etia[m] principalioribus) questionum nodos soluit studiose admodum haut immerito visus. Impensis anthonii koburger Nuremberge est co[n]summatus. Anno [Christi]ane salutis. Millesimoquadringe[n]tesimooctuagesimotercio duodecimo kale[n]das marcias.
Printed in Koberger's types 8:84G (headings) and 9:165G (text).
Collation: [1¹⁰ 2-9⁸ 10⁶ 11⁸ 12⁶ 13-15⁸ 16⁶ 17-21⁸ 22⁶ 23-24⁸ 25⁶ 26-29⁸ 30¹⁰ 31-36⁸ 37⁶ 38-40⁸ 41-43⁶ 44-45⁸ 46⁶ 47-48⁸ 49-51⁶ 52¹⁰]: 394 leaves, leaves [1]/1 and [52]/10 blank.
Paper format: Chancery folio
PML copy leaf dimensions: 30.1 x 21.4 cm.
Hand decoration: Rubricated, alternating red and blue initials and paragraph marks, with filigree decoration on incipit initials (leaf [1]/2r). Annotations: Contemporary alpha-numeric manuscript quire signatures. Contemporary marginal notes and manicules.