Initial “P” (Introit Puer natus est nobis) in a Gradual written by Friedrich Zollner (c. 1442) in the Augustinian Abbey of Neustift/Novacella (province of Bozen/Bolzano). The historicised (narrative) initial marks the liturgy of the third Christmas Mass service. The angel at the crib is singing “In dulcis jubilo singet und seyt fro”.