For a subsequent letter Calvin furnished (reluctantly, according to de Trye) samples of Servetus's handwriting, expressly to secure his conviction.
Jacques Charmier, a priest in Servetus's confidence, was condemned to three years' imprisonment in Vienne.
Michaelis Villanovani in quendam medicum apologetics disceptatio pro astrologia (Paris, 1538; reprinted, Berlin, 1880); the medicus is Jean Tagault, who interrupted Servetus's lectures on astronomy, including meteorology.
Calvin's Defensio orthodoxae fidei (1554) (in French, Declaration pour maintenir, &c., 1 554), is the source of prevalent misconceptions as to Servetus's opinions, and attitude on his trial.
Of Servetus's personal character the best vindication is Tollin's Characterbild M.