Regulae grammaticales, etcGuarino, Veronese, 1374-1460[between 1425 and 1450]latManuscript on parchment of Guarino of Verona, 1) Regulae grammaticales. 2) De orthographia. 3) Carmina differentialiaIn Latin.Script: Written in humanistic bookhand, below top line; marginal annotations in humanistic cursive.One illuminated initial of poor quality, f. 1r, 11-line, purple with white filigree on gold and blue ground; filled with a stylized flower red and green with white filigree, upper terminal extending into pen-and-ink inkspray with gold balls and a mauve flower in upper border; pen-and-ink flourish with gold balls, ending in a bird's head, mauve, green and blue. Plain initials and paragraph marks alternate in blue and red; headings in red. Arms of the Valaresso family of Venice in lower border (azure, 3 bars gemelles or); partially effaced arms of Cardinal Bessarion in outer margin (azure, a cross botonny gules, a chief or; crest, cardinal's hat and crozier).Binding: Nineteenth century (?). Rigid vellum case. Remains of a brick red label.