Anianus, Alcabitius, etc. — 14th century, middle

Petrus de Monte Alcino, etc. — 15th century

Letter of fraternity — c. 1395–1402, 1450; English

Alexander de Villa Dei, etc. — c. 1300

Martin of Spain, etc. — 15th century

Petrus de S. Audomaro, Albumasar, etc. — 14th century

Alcabitius, etc. — 15th century

Geoffrey Chaucer — 15th century

Matthias Woghenoris — 15th century

Alexander de Villa Dei, Johannes de Sacro Bosco, etc. — 13th century

Calendar, Astrological notes and tables, etc. — 14th century, early

Astronomical diagram — 13th century