Note 50 — Chapter I · The Development of Astronomical Thought to 1400 A.D. A Preliminary Sketch of Early Theories as a Background.
Reading edition
Aquinas: Summa Theologica, pt. I, qu. 70, art. 2. (Op. Om. Caietani, V, 179).
Reading edition
Aquinas: Summa Theologica, pt. I, qu. 70, art. 2. (Op. Om. Caietani, V, 179).