Austrian Offices in the Turkish Empire, 1867, 3s green + 5s red + 15s brown. All tied by Constantinople Cyrillic cds's on folded letter sheet to Genova, Italy, "Via Varna" routing endorsement and appropriate backstamps, Very Fine, an attractive 3-color franking. Scott No. 2+3+5  Estimate $300 - 400. $0 (Image)

Austrian Offices in the Turkish Empire, 1867, 3s green + 10 s blue, pair. 2 covers; first tied by "Constantinople, 2/12" double circle date stamp on 1871 cover to Genova, "Via Corfu & Brindisi" routing endorsement and cover with disinfection cuts, 2nd 1874 cover from correspondence bearing single line Constantinople cds's, Very Fine. Scott No. 2+4  Estimate $400 - 600. $0 (Image)

Austrian Offices in the Turkish Empire, 1867, 5s red, 5 singles + 10s blue. All tied by "Constantinople 10/9" cds on cover to Lyon, France, blue French transit cds and receiving backstamp, Very Fine. Scott No. 3  Estimate $300 - 400. $0 (Image)