The list of calendar events for a month

• Kalendarium de Carmona (VI cent.)
• Antiphonarium Legionense (X cent. med.)
• Kalendarium Cordubensis (961)
• Codex Vigilanus seu Albeldensis (975)
• Codex Aemilianensis (994)
• Kalendarium de Ripolli (X cent. ex.)
• Liber ordinum sacerdotal (X cent. ex.)
• Liber ordinum episcopal (1052)
• Liber horarum (1055)
• Liber commicus (1067)
• Etymologiarum cum kalendario (1072)
• Missale cum kalendario, fragm. I (XI ex.)
• Kalendarium Mozarabicum, fragm. II
• Santoral de Saint-Michel de Cuxa (XII cent. med.)
• Missale Mixtum (1500)
• Breviarium Gothicum (1502)
• Kalendarium Gothicum (1775)

May (Gregorian)
1	KAL MDS
2	VI NNS
3	V
4	IIII
5	III
6	II
7	NNS
8	VIII IDS
9	VII
10	VI
11	V
12	IIII
13	III
14	II
15	IDS
16	XVII KAL INS
17	XVI
18	XV
19	XIIII
20	XIII
21	XII
22	XI
23	X
24	VIIII
25	VIII
26	VII
27	VI
28	V
29	IIII
30	III
31	II