1. Harley MS 6509, ff 106v-132r Reference (shelfmark): Harley MS 6509, ff 106v-132r Title: Ambrose, De Helia et ieiunio Scope & Content: Ambrose, De Helia et ieiunio, incipit: 'Divinum ad patres resultauit oraculum'. Collection Area: Western Manuscripts Languages: Latin Date Range: 10th century Extent: 27 folios.