Third Volume - Commentary on John of Holywood's Spheres - I - Page 50 Third Volume - Commentary on John of Holywood's Spheres - I - Page 51
Third Volume - Commentary on John of Holywood's Spheres - I - Page 49



Third Volume - Commentary on John of Holywood's Spheres - I - Page 50 Third Volume - Commentary on John of Holywood's Spheres - I - Page 51 Third Volume - Commentary on John of Holywood's Spheres - I - Page 52