This #dailydiagram is one of the extraordinary diagrams accompanying a late 14thC English text, The Equatorie of the Planetis, which describes an instrument for calculating the positions of the planets. Cambridge University Library MS Peterhouse 75.I f.73v https://t.co/rfZ7T7wI6I pic.twitter.com/lvko2UsxSa

— Crossing Frontiers Network (@mvms_frontiers) April 11, 2019

from http://twitter.com/mvms_frontiers
on: April 11, 2019 at 10:40AM