Siglum: 
IRL-Dtc 100
Description: 

Quire 1: odd collection, including two sequencesQuire 2: inc. in off. Dom. i in adventu. Rom. num. “ii” at top of folio, thus probably only one folio missing.Puer natus... w/ initial, 21rExultet ... 99r followed by (100v) De domina off. Diffusa est gracialacuna between 100 and 101. 101 inc. in sanctorale.