The Philippine Islands, 1493-1898-Volume 39 of 55 Explorations by Early Navigators, Descriptions of the Islands and Their Peoples, Their History and Records of The Catholic Missions, As Related in Contemporaneous Books and Manuscripts, Showing - Blair, Emma Helen, -1911; Robertson, James Alexander, 1873-1939; Bourne, Edward Gaylord, 1860-1908 (Project Gutenberg, 2009)