Books about Calendar reform -- Early works to 1800 (sorted by popularity) - Project Gutenberg

Displaying results 1–1
Remarks upon the solar and the lunar years, the cycle of 19 years, commonly called the golden number, the epact, and a method of finding the time of Easter, as it is now observed in most parts of Europe Earl of George Parker Macclesfield 37 downloads
Displaying results 1–1