WIA GC/1902/335 | Orbaan, Johannes Albertus Franciscus to Warburg, Aby [November 1902] | supplies bibliographical references on [Joannes] Stradanus, [Georg Caspar?] Nagler, [Vincenzo... |
WIA GC/1903/213 | Orbaan, Johannes Albertus Franciscus to Warburg, Aby 24/05/1903 | asks him a number of questions, whether he is going to publish something on arazzi; he is going... |
WIA GC/1904/242 | Orbaan, Johannes Albertus Franciscus to Warburg, Aby 14/02/1904 | he read in a Frankfurt paper that Warburg was in Rome; will send him an offprint of his article... |
WIA GC/1904/243 | Orbaan, Johannes Albertus Franciscus to Warburg, Aby 16/02/1904 | he does not know whether there is another letter |
WIA GC/1904/244 | Orbaan, Johannes Albertus Franciscus to Warburg, Aby 19/04/1904 | on a letter by Giovanmaria Casini to Federigo Zucchero in a codex Barberiniano latino |