Which Old Calendar Work 2025. Orthodox calendar (russian orthodox church) with feasts and fasts for years from 1900 to 2099 (perpetual calendar). 1902, 1913, 1919, 1930, 1941, 1947, 1958, 1969, 1975, 1986, 1997, 2003, and.
Please note that there are multiple systems for week numbering, this is the iso week date standard. Your 2024 calendar is reusable in: