1. Royal MS 16 C XII, ff 17r-34r Reference (shelfmark): Royal MS 16 C XII, ff 17r-34r Title: Scope & Content: John Philoponus, De usu astrolabii eiusque constructione (TLG 4015.017), inc. Τὴν ἐν τῷ ἀστρολάβῳ τῆς ἐπιφανείας. Collection Area: Western Manuscripts Languages: Greek, Ancient Date Range: 3rd quarter of the 16th century Extent: 18 folios
