My first attempts to transmit typhus to laboratory animals, including the smaller species of monkeys, had failed, as had those of my predecessors, for reasons which I can easily supply today.
Archives Militaires du Ier Siecle. Texte Inedit de Papyrus Latin du Geneve No. 1, Publie Sous Les Auspices de la Socete Academique de Geneve, Avec Fac-simile, Description et Commentaire