Eleven Moon Phases in Folio 86v?

[Dobri]

Concerning the lunar folio, perhaps this is a matter of the artist's viewpoint.

Note that for an observer at the northern hemisphere, the moon folio drawing shows a waning moon (if the yellow color depicts the bright side).

This is because the actual waxing of the moon in the sky is You are not allowed to view links. Register or Login to view..

To depict a 15° rising (waxing) moon, the drawing has to be flipped by 180 degrees about the vertical axis.

Then the presumed depiction of Archangel Gabriel would be observed on the right-hand (eastern) side.