2018?2019: José Higuera undertook four missions for collecting medieval images that come mainly from manuscripts dealing with logic, the quadrivium disciplines (arithmetic, geometry, astronomy, music), medieval encyclopedias, and medical treatises. Cities and institutions: Rome (Biblioteca Casanatense, BN Vittorio Emanuelle, Biblioteca Angelica, Biblioteca Hertziana), Bogota (Biblioteca Nacional de Colombia, Archivo Histórico ? Dominicos), Berlin (Staatsbibliothek), Oxford (Bodleian Library), London (Welcome Library, Bristish Library).