Chaves, Z. Andrew Irving, and Harald Buchinger (eds.), On the Typology of Liturgical Books from the Western Middle Ages Zur Typologie Liturgischer Bücher Des Westlichen Mittelalters (Münster, Aschendorff Verlag, 2023), Vol. 115, XI + 658 pp., ISBN: 978-3. RPM-NS 2026, 11, 273-280.