2013-12-192013-12-19n.d.n.d.http://hdl.handle.net/10222/40134On back of postcard: 448 Ernesto Richter, Editore, Via Serpenti N. 170 Roma.Image/jpg100 KB ; 600 x 384ArchesRoma - II Colosseo dall' Arco di TitoRome -The Colosseum from the Arch of TitusImage