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I expected to see mention of the volvelle - a medieval device made of paper that could approximate the phase of the moon by moving a circular hole around a care
by jes5199 2y ago
I expected to see mention of the volvelle - a medieval device made of paper that could approximate the phase of the moon by moving a circular hole around a carefully designed track. There’s a long explanation of it at https://astrolabeproject.com/downloads/volvelle/deconstructing_the_lunar_volvelle.pdf https://astrolabeproject.com/downloads/volvelle/deconstructi...
- jes5199 2y agowhile we’re all promoting our moon phase apps, I made one for Apple Watch: https://apps.apple.com/us/app/moon-sign-simplicity-for-watch/id1667668795 https://apps.apple.com/us/app/moon-sign-simplicity-for-watch...