Boyd Bowman, Indice geobiográfico, I:2400 [to Veragua 1509 w/Nicuesa, native of Monterrey, Orense];
AGI, Pasajeros, L.1, E.5227 = Boyd Bowman, Indice geobiográfico, II:7939 [Segovia, to Nicaragua in 1534, Diego Álvarez, father];
AGI, Pasajeros, L.1, E.4840 = Boyd Bowman, Indice geobiográfico, II:7940 [Segovia, to Peru in 1534];
AGI, Contratación, 219, N.1, R.14 [1581, Antonio Álvarez, vecino of Medina del Campo, where he died, 1581-1590; children: Francisca de Gaybor, deceased by 1581, Jusepe Álvarez, clerigo, racionero of the Church in Zamora, child of Antonio Álvarez, lençero y mercadero and María de Gaybor, deceased; 110 pesos, 2 tomines de plata; 27 pesos, 4 tomines in silver corriente; registered in Tierra Firme; doesn't seem to be him]
AGI, Indiferente General, 1379 [year of --88, treasurer of the royal hacienda in Cuenca, supplica a Vals se le manden dar los despachos y uso de su officio como se dieron al thesorero y contador de la ciudad de Loxa] [in Cuenca, Spain?];
Presta, Encomenderos de La Plata [p.103, veteran of the conquest, his daughter was doña Leonor Álvarez Verdugo, who married in 1564 at age 12, to don Gabriel Paniagua de Loaysa; p.111, Gabriel's brother, Alonso increased the mayorazgo, which was located in Extremadura and called Santa Cruz de la Cibola; (can't find placename in Espasa Calpe, reference- AGI, Patronato,142, fols. 53-55, probanza of Loaysa, served with don Diego de Mendoza in Santa Cruz [Peru], (can't locate this after looking at fols. 53-55 and 1-30];