• Detail of a historiated initial 'H'(ec) of Nicholas of Lyre in a Franciscan habit, sitting at a desk and presenting his book to a king and a queen, at the beginning of the prologue 1., Postilla litteralis in vetus et novum testamentum

169v, 182, 189, 210, 223v). Initials in gold on blue and red grounds with penwork decoration in white, at the beginning of chapters. Running titles and paraphs alternately in red or blue. Catchwords in decorated frames, sometimes with heads of

• Detail of ownership inscription., Medical miscellany, including John of Gaddesden's Rosa Anglica (ff. 9-262), and four tracts on urine

puzzle initial in blue and red with pen-flourishing forming a full border (f. 9). Large initials in blue with red pen-flourishing, many with foliate forms. Large simple initials in red or blue. Paraphs in red or blue. Cadels. Medical miscellany,

• Detail of ownership inscription., Medical miscellany, including John of Gaddesden's Rosa Anglica (ff. 9-262), and four tracts on urine

puzzle initial in blue and red with pen-flourishing forming a full border (f. 9). Large initials in blue with red pen-flourishing, many with foliate forms. Large simple initials in red or blue. Paraphs in red or blue. Cadels. Medical miscellany,

• Detail of puzzle initial., Medical miscellany, including John of Gaddesden's Rosa Anglica (ff. 9-262), and four tracts on urine

puzzle initial in blue and red with pen-flourishing forming a full border (f. 9). Large initials in blue with red pen-flourishing, many with foliate forms. Large simple initials in red or blue. Paraphs in red or blue. Cadels. Medical miscellany,

• Diagram with decorated bands., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with table and marginal drawing., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with marginal gloss., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagram of astrolabe., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagram., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagram of astrolabe., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with geometrical diagrams., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with mathematical diagrams., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagrams of the astrolabe., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagram of astrolabe containing a human head., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page with diagrams of astrolabe., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Text page., De institutione musica; a miscellany of works on geometry, astronomy and mathematics

penwork decoration in green, blue, yellow and red (f. 10). Full page musical diagrams in red, blue and brown or red and brown (ff. 38-43v). Musical diagrams and tables in red and brown or red and blue (ff. 7v-19v, 22v-34v,

• Puzzle initial 'H', at the beginning of the Antiphoner., Antiphoner (index antiphoner, antiphonary) (Sanctorale only)

for curtains over large decorated initials. Large puzzle initials in red and blue, or red and green, or blue and green, with penwork decoration in red, and/or blue, and/or green; or in green, with reserved designs, and red penwork decoration

• Decorated initial 'H'(odie)., Theological miscellany, including Peter Damian, Sermons, excerpts from the Moralia.

Large initial in blue with red and brown pen-flourishing (f. 1). Puzzle initial (f. 25). Large initials in blue with red pen-flourishing, or in red with blue pen-flourishing. Highlighting of letters in red. Paraphs in red or blue. Rubrics in

• Miniature of Isaiah, holding a scroll containing text from Isaiah 11, against a blue and gold background., Lectionary ('The Siegburg Lectionary') (ff. 4v-77); with the Common of Saints (ff. 77-87v), directions and lessons for mass (ff. 87v-93v); various readings (see Notes)

blue, green, and/or red with foliate decoration, and many with clasps, some with zoomorphic features (ff. 6, 8, 9v, 18v, 22, 52, 64, 96). Initials in gold with blue and/or green washes. Initials in red, some with red and

• Miniature portrait of a standing Peter, holding a scroll, against a blue and gold background., Lectionary ('The Siegburg Lectionary') (ff. 4v-77); with the Common of Saints (ff. 77-87v), directions and lessons for mass (ff. 87v-93v); various readings (see Notes)

blue, green, and/or red with foliate decoration, and many with clasps, some with zoomorphic features (ff. 6, 8, 9v, 18v, 22, 52, 64, 96). Initials in gold with blue and/or green washes. Initials in red, some with red and