- London, British Library, ms. Harley 5624: page range 301r-383r
- Acquired: donated by the estate of L.G. Westerink
- Film: 35mm Black-and-white Negative
Note on box:
Psellus, De Motu Temporis, De Corporibus Caelestibus
Photography by The British Library, Reference Division, Reprographic Section, Great Russell Street, London WC1B 3DG.