The De Regimine Principum ad Regem Henricum Sextum is found in only one manuscript, B.L., Cotton MS. Cleopatra A. xiii, of which it is the first and chief item. The contents of the manuscript, inadequately described in the Cotton catalogue, are as follows:
1. De Regimine Principum ad Regem Henricum Sextum, fos. 4r–135v.
2. Matutine de Trinitate, diebus dominicis dicende, fos. 136r–141v.
3. Matutine de nomine Jhesu, die lune dicende, fos. 141v–146r.
4. Matutine de Sancto Spiritu, die martis dicende, fos. 146r–150r.
5. Matutine de passione Domini, die martis et die mercuriis devote dicende, fos. 150r–157v.
6. Matutine de sapiencia dicende die jovis ad omnes horas, fos. 157V–163r.
7. Matutine de compassione beate Marie in sabbatis dicende, fos. 163r–171v.
8. Oracio devota ad beatissimam virginem Mariam in quacumque necessitate firma fide dicenda, fos. 172r–174v.
9. Oracio divinitus revelata beate Brigitte sponse Christi, in qua devotissime laudantur omnia membra gloriose corporis virginis Marie et virtuose actus eius corporales, fos. 174V–177V.
10. Devota oracio ad eandem virginem gloriosam pro bono fine optinendo, fos. 177v–179r.
11. Oracio ad beatum Johannem, priorem Bridlyngton';, fos. 179r–180v.