Perpetual Sun and Moon calendar
This calendar is made from two parts - sun and moon cycles, witch repeat every 236 years. In the poster you can see moon phases and main dates of the year - summer and winter solstice and spring and autumn equinox.
This calendar is made from two parts - sun and moon cycles, witch repeat every 236 years. In the poster you can see moon phases and main dates of the year - summer and winter solstice and spring and autumn equinox.