D. Joseph Antonio de Villa Señor y Sanchez, Theatro Americano, II 320. The author is described as “Contador General de la Real Contaduria de Azogues, y Cosmographo de este Reyno,” and the work was written by order of the viceroy, Fuen-Clara. The first volume appeared in 1746, and the second two years later. (See Cavo, Tres Siglos de Mexico.)