1. Harley MS 941, ff 30r-49v Reference (shelfmark): Harley MS 941, ff 30r-49v Title: Johannes de Sacro Bosco, De sphera Scope & Content: Johannes de Sacro Bosco, De sphera. Collection Area: Western Manuscripts Languages: Latin Date Range: 2nd half of the 15th century Extent: 20 folios.
