Day 2- Europe & Overseas, Austrian Levant

1867/74: 3 s. pale green and 10 s. blue (2) on 1873 cover and 3 s. green, 5 s. red and and 15 s. brown on 1873 entire letter, both to Italy, the entire endorsed 'Via Brindisi', both carried at the 23 soldi rate; each tied by "Constantinopel" small wreath datestamps in black (Tchilinghirian fig. 386). A charming and scarce pairing.
Catalogue 244: Europe & Overseas