Francisco Hernández de Córdoba and then Juan deGrijalva, sent by Diego Velázquez to Mexico in 1518. News reached Velázquez that Juan deGrijalva had established
captain and commander of the expedition, Diego de Becerra [es], and San Lázaro under Capt. HernandodeGrijalva, to explore the South Seas of the Pacific Ocean
habitation on Socorro exists before its discovery by Spanish explorer HernandodeGrijalva [es] and his crew on 19 December 1533, who named it Santo Tomás ("St