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Prologue, In A Volume Of Chronological Treatises By Bede And Helperic

Prologue, In A Volume Of Chronological Treatises By Bede And Helperic

Medium: Ink on vellum

Date: 1100

Shelfmark: Royal MS 12 D.iv

Item number: f.17r

Length: 24.4

Width: 16.7

Scale: Centimetres

Genre: Illuminated Manuscript

This page contains the prologue to Helperic's treatise on computations involving the phases of the moon. Helperic, a monk of Grandval in Switzerland, wrote the treatise to aid monks in calculating the date of Easter, which changes from year to year.

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