AUSTRIA. 1853 cover from Sarajevo to Trieste, showing Turkish negative hand stamp of Bosnia, and franked with Austrian 9kr blue (Type IIa on handmade paper), tied by scarce BROOD date stamp of the Austrian Office. Reverse shows fancy disinfection cachet of Brood, plus KARLSTADT transit and red Trieste arrival date stamps. A very rare cover, with Ferchenbauer certificate. (Photo). Est. 3 000 - 4 000 CHF.