Five bifolia from a Missal, Use of Augustinian Hermits, in Latin [north-eastern Italy, c.1490-1500]

five bifolia (10 leaves), c.355x250mm, vellum, two columns, 32 lines, c.230x163mm, and text and music on six lines on four-line red staves, rastrum 22mm, including a HISTORIATED INITIAL with a partial border and flourished two-line initials with the flourishing the full height of the column, and sometimes with HUMAN HEADS IN PROFILE, paginated 17/8 - 27/8, 133-8 - 143-8, and 177/8 - 183/4, the ink occasionally fading

For images of all ten leaves see SOTHEBYS.COM