Franz Xaver Nagl S.T.D. was a Cardinal of the Roman Catholic Church and Archbishop of Vienna as well as Titular Latin Archbishop of Tyre.
Wikipedia https://en.wikipedia.org/wiki/Franz_Xaver_Nagl
Address 5/58 Kardinal-Nagl-Platz, Wien 1030, Austria
Coordinates 48°11'50.301" N 16°24'5.222" E