Kalendarium Gregorianum perpetuum.
Contributors: Catholic Church. Pope (1572-1585 : Gregory XIII).
Publisher: Apud Iacobum Keruer, via Iacobaea sub signo Vnicornis
Published: 1583
Place of publication: Parisiis
Language: lat
Number of pages: 32
Subjects: Calendar, Gregorian -- Early works to 1800.; Church calendar -- Early works to 1800.
Other titles: Calendarium Gregorianum perpetuum.
Notes: Adams C198.
Comprises the reformed calendar and its canons and tables, as recommended by the papal commission, with Gregory XIII's bull "Inter gravissimas" (dated Feb. 24, 1581 and promulgated Mar. 1, 1582) sanctioning the reform. Cf. Catholic encyclopedia, IX, p. 248-251.
Some other eds. published with title: Calendarium Gregorianum perpetuum.
Device of Jacques Kerver on t.p. (unicorn holding shield with his chiffre).
"Extraict du Priuilege du roy" (leaf [3] verso) is dated "le iiij. iour de nouembre, 1582".
Signatures: A⁶ B-E⁸ chi1 (E2 signed 'Aij'). The unsigned last leaf in LC copy is at variance with Adams C-198 which reports F².
With: Computus ecclesiasticus. [Ephemerides compendiosae ad sciendum ...] [ms.] [not before 1583]