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Egerton 2572
f. 51
Volvelle
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| Description: |
A volvelle, a device with a moveable disc rotating with a fixed matrix, the pointing moveable index of which could be set at the sign and degree of the zodiac for a particular day in order to predict the best time to provide medical treatment: the moving central part of the volvelle, with the pointer, is inscribed in red with numbers from 1-30; in the concentric circles around this are drawings of the signs of the zodiac, their names, and the names of the months and emblems for the occupations of the months, surrounded by figures of John the Baptist with Agnus Dei, top left, John the Evangelist with cup and dragon, top right, Cosmas with urine file, lower left, and Damian spooning medicine from box, lower right, all in ink, with scrolls bearing captions. |
| Origin: |
England (N., York?) |
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