Drawings of scenes from a relief on Trajan’s Column, Workshop of Domenico Ghirlandaio [both scenes depict the flight of the Dacians], ca. 1490; from a sketchbook, Codice Escurialensis, 28-II-12, fol. 63.
Conrad Cichorius’s photograph of the same sceneConrad Cichorius’s account (in German) of this imageTrajan’s Column (Wikipedia)