17 pictures of men who studied Ethiopia. Mariano Vittori, Hiob Ludolf, James Bruce, Eduard Rüppell, August Dillmann, Antoine Thomson d'Abbadie, William Wright, Jules Perruchon, Eduard Glaser, Hermann Zotenberg, Joseph Halévy, Leo Reinisch, Boris Turayev, Carl Bezold, René Basset, Francisco María Esteves Pereira, Franz Praetorius.
unknow authors
Book <i>Storia d'Etiopia</i> by Carlo Conti Rossini. Bergamo,  1928