Document Type: LetterAuthor: Alvar Gómez de CastroRecipient: Jorge GenzorRelated: Juan Martínez SilíceoDate: 1546-09-18Letter Origin: Alcalá de HenaresOriginal Location: BNE, ms. 8624, fols. 208v-209r ; BNE, ms. 13008, fols. 66v-67rLanguage: Latin