Gregorian calendar posters & prints

Discussion of the Reform of the Calendar under Pope Gregory XIII replaced by the Gregorian Calendar, Rome, 15 October 1582 Italian School

Calendar of Jacob Daniel Bruce, 1709, Mid of the 19th cen Anonymous

The Peter I edict on the introduction of the Julian calendar in Russia, 1699 Anonymous

The Gregorian telescope, 1736-1748 Claude Paris

Persian Calendar Showing Zodiac Signs Anonymous

Printed Book of Hours: fol. 109r, Mary Magdalene, 1510 Guillaume Le Rouge

Calender, 1601-50 German School

Astronomical Clock Anonymous

Round Illus. Calendar Of Sun & Venus Anonymous

June Anonymous

Astrology: Various Instruments and Diagrams Giorgione

Moveable disc calendar Anonymous

Liber Astrologiae Anonymous

An Imperial Ottoman Calendar made for Sultan Abdülmecid I Anonymous

Lucas Gaurico, Italian astronomer, astrologer and mathematician, 16th century. Theodor de Bry

Portrait of Nostradamus Anonymous

Copernican sun-centred (heliocentric) system of the universe, 1708 Unknown

Celestial Map of the Planets Georg Christoph II Eimmart

Republican calendar, 22nd September 1793 Francois Maria Isidore Queverdo

Detail from a Map of Tycho Brahe's System of Planetary Orbits Andreas Cellarius

Year Calendar with the Scenes of the Passion of the Christ, second half of the 19th century Anonymous

An Election Entertainment, 1755 William Hogarth

Portrait of Nostradamus Prophesying Jean C. Pellerin

Facsmilie of the Astrological Hieroglyphic forecasting the Great Fire of London William (after) Lilly

St Paul's Cathedral, City of London William Monk

Calendar for Year 23 of the Reign of Emperor Guang Xu 1897 School Chinese

Mapamundi. Calendar Anonymous

Zodiac Calendar Battista Agnese

Watling Street, City of London William Monk

March Anonymous

Zodiacal calendar Alphonse Mucha

Prodromus astronomiae, 1690 Johannes Hevelius

Festival Of The London Gregorian Choral Association In St. Paul's Cathedral, London Anonymous

Saxon Calendar Anonymous

Louis de Gruuthuse before an astronomical clock Anonymous

The French Republican Calendar (Calendrier républicain français), 1794 Anonymous