Commentary by Philippus Beroaldus surrounding and typographically distinguished from the main text.
Imprint from colophon on leaf XX4 verso, which reads in full: Impressum hoc opus Bononiae a Benedicto Hectoris i[m]pressore solertissimo - Adhibita su[m]ma diligentia - ut in manus hominu[m] ueniret q[uam] emendatissimum. Anno salutis Millesimo quinge[n]tesimo Cal. Augusti. Inclyto Io. Bentiuolo secundo status huiusce Bononiensis Florentissimi habenas fœliciter Modera[n]te.
Paper format: Chancery folio
PML copy leaf dimensions: 31 x 21.2 cm.
Printed in Hectoris's types 6:112R, 10:170G, and 11:88R.
Printed running titles, marginal notabilia and foliation.
Signatures: a⁴; A-Z⁶ &⁶ [Con]⁶ [Rum]⁶ AA-XX⁶: 286 leaves. Leaf a1 unsigned. Some copies with printed Tabula: ²A-²B⁶ ²C⁴.
Some copies have a sixteen-leaf "Tabula vocabulorum et historiarum", printed later than the body of the book: see BM 15th cent., VI, 846.
Spaces left blank for initials, with printed guide letters.
Title from title page on leaf a1 recto.
Woodcut printer's device B on leaf XX6 recto. For Benedictus Hectoris's device B, see BM 15th cent., VI, 840.
Hand decoration: Rubrication unrealized. Annotations: Contemporary marginal notations throughout, 14-leaf quire bound at front with manuscript tabula ("Tabula vocabularum elegantiorum Phi. Bero. in Apu. editorum li. i," leaves [1]/1v-4r) and excerpt from Augustine, De civitate dei, book XVIII, chapter xvii (leaf [1]/5r), and 8-leaf quire at end with index, "Proverbiorum tabula. Et locorum dilucindatorum. et quae scita sunt" (leaves [YY]1r-4v). All additional manuscript leaves have ".yhs." at top. The manuscript tabula is not the same as the printed version found with some copies.