Dot Porter, Curator, Digital Research Services at the University of Pennsylvania Library, presents a video orientation to LJS 384, a treatise in 4 books on astronomy, geography, meteorology, and medicine, and also contains several maps and diagrams, written ca. 1150.
You can read the complete record for this document (and find links to digitized copies) on Franklin. You can also download a copy of this video from ScholarlyCommons, the University of Pennsylvania’s open access institutional repository.
The Schoenberg Institute for Manuscript Studies 