1. Wolfenbüttel HAB Cod. Guelf. 51. 9. Aug. 4º and BL, Harley MS. 3542: Complementary Witnesses to Ralph Hoby's 1437 Treatise on Astronomical Medicine. (2008) Authors: Voigts, Linda Ehrsam Journal: Electronic British Library journal Issue: (2008) Page Start: Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗