1. Sloane MS 2506 Reference (shelfmark): Sloane MS 2506 Title: Scope & Content: Claudius Ptolemaeus, astronomer: Commentary on his "De astrorum judiciis," with appendix: 16th cent.: Ital. Owners of Manuscripts: Guide, Family of. Collection Area: Western Manuscripts Languages: Italian Date Range: 16th century Extent: 1 item