The Arma Christi [General discussion]

[davidjackson]

One can ask himself: why these manuscripts have fewer religious illustrations than others? Answers will vary according to the cases, but they can all be informative.

Well, surely because Christian dogma discouraged astrology? Under Christian theology, any attempt to include religious iconography into astrological works would have been viewed as heretical - you would have been suggesting that you were trying to manipulate God and His messengers into disclosing secret information that you should not be privy to.