Original continuous bifolium from a medieval manuscript Psalter. 19 lines, written in Latin on animal parchment in small gothic bookhand with serrated line extenders in red, blue, and burnished gold. One large three-line illuminated initial in burnished gold on burgundy and blue ground with an interior of delicate white tracery and orange flowers extending into the margin. The one-line illuminated "I" begins Psalm 30 (King James 31) 14 - 25: "In eo dum . . ." The three-line illuminated "B" begins Psalm 31 (King James 32): 1 - 9: "Beati . . ."