History of the incas by Pedro Sarmiento de Gamboa and the execution of the inca Tupac Amaru by Captain Baltasar de Ocampo. Translated and edited with notes and an Introduction by Sir Clements Markham, K.C.B. - Sarmiento de Gamboa, Pedro, 1532?-1608?; Ocampo, Baltasar de (Hakluyt Society, Second series, 22, 1907)