Intended as an overview of available secondary works on calendars. Grouped into the following categories:
Mapping Time: the calendar and its history by 
The Ordering of Time: from the ancient computus to the modern computer by 
Medieval Studies: an introduction by 
The Measure of Times Past: pre-Newtonian chronologies and the rhetoric of relative time by 
The Easter Computus and the Origins of the Christian Era by 
Paschal table, 2nd half of the 13th century
British Library Harley 3735 f. 14v
Cycles of Time and Scientific Learning in Medieval Europe by Bede, the Schools, and the Computus by 
Anno Domini: the origins of the Christian era by Le calcul de la date de Pâques au Moyen Age : analyse et commentaires sur "De temporum ratione" de Bede by 
Calendar page for May, 1st quarter of the 15th century
British Library MS Harley 2332, f. 5v
Der Streit um die Zeit : Zeitmessung, Kalenderreform, Gegenzeit, Endzeit by Der Streit um den karolingischen Kalender by 
Die karolingische Kalenderreform by 
The Christian calendar and the Gregorian reform by The calendar pages of medieval service books : an introductory note for art historians by 
"Ut reiecto paschali errore veritati insistamus" : Nikolaus von Kues und seine Konzilsschrift De reparatione kalendarii by Studia chronologica : estudios sobre manuscritos latinos de cómputo by 
"Lest the Millenium be Fulfilled: Apocalyptic Expectations and the Pattern of Western Chronology 100-800 C.E. " by 
Julius Africanus und Die Christliche Weltchronik by Studies in Eusebian and Post-Eusebian Chronography by 
Culture and Religion in Merovingian Gaul, A.D. 481-751 by 
"The Growth of Liturgy and the church year" by 
Hymn introits for the liturgical year : the origin and early development of the Latin texts by 
Aspects of the liturgical year in Cappadocia (325-430) by 
Origins of the Liturgical Year by 
Le calendrier parisien à la fin du moyen âge : d'après le bréviaire et les livres d'heures by 
Die ältesten Kalendarien aus Monte Cassino by 
Butler's lives of the saints by 
The Liber usualis : with introduction and rubrics in English by 
Vatikan, Biblioteca Apostolica Vaticana, Pal. lat. 1449, f. 17v
