Emerald Tablet
He wrote on the medicine of Galen, referring to the translations of Avicenna. He believed that the medicine of Galen belonged to an ancient tradition passed through Caldeans, Greeks and Arabs. Although he provided a negative image of Hermes Trismegistus, his work was influenced by the Renaissance Hermetic thought. The Hermetic Emerald Tablet was included in his "Secretum Secretorum", where Bacon cited the dialogue between Hermes and the other pagan deity Asclepius.