1. Harley MS 321, ff 34r-36r Reference (shelfmark): Harley MS 321, ff 34r-36r Title: Marbodus Redonensis, Liber lapidum Scope & Content: Marbodus Redonensis, Liber lapidum; 16th century title: Metrica precipuarum gemmarum descriptio. Decoration: Space with guide letters left for initials at the beginning of each entry . Collection Area: Western Manuscripts Languages: Latin Date Range: 1st half of the 15th century Extent: 3 folios.