Thirteen months, 28 days
Source: https://x.com/JackStr42679640/status/1997783695659565210
Thumbnail: https://www.reddit.com/r/13moons/comments/udc2dk/history_of_the_13month_28day_calendar/
Thirteen months, 28 days
Source: https://x.com/JackStr42679640/status/1997783695659565210
Thumbnail: https://www.reddit.com/r/13moons/comments/udc2dk/history_of_the_13month_28day_calendar/
