1. Harley MS 647, ff 2v-17v Reference (shelfmark): Harley MS 647, ff 2v-17v Title: Marcus Tullius Cicero, Aratea, with extracts from Hyginus, Astronomica Scope & Content: Marcus Tullius Cicero, Aratea, illustrated with 22 constellation figures containing extracts from Hyginus, Astronomica. Collection Area: Western Manuscripts Languages: Latin Date Range: c. 820-840 Extent: 15 folios.