Plaintext versions of own editions and transcriptions.

Toledan Tables, Canons Ca, appendix

Toledan Tables, Canons Cb, text

Toledan Tables, Canons Cb, appendix

Toledan Tables, Canons Cc, text

Toledan Tables, Canons Cc, appendix

John of Sicily: Commentary on Toledan Tables, Canons Cb

Anonymous Parisian Astronomer of 1290: Commentary on Toledan Tables, Canons Cb

William of Saint-Cloud, Canons to Almanach Planetarum, text only, HTML -- Same, edition

Tract "Diversi astrologi" ascribed to Roger of Hereford

Planetary theory: "Investigantibus astronomiam"

Tract "Horizon rectus" on the rising and setting of signs