1918, 15(h) red/pale yellow “Antique Warrior” letter card (Dr. U. Ferchenbauer No. 13) registered to an address in TRIESTE, uprated with 10 (+2h) deep blue-green (Michel 142) and 15 (+2h) red-brown (Michel 143) of War Invalids’ Fund, 2nd ISSUE, of 1918, tied by two strikes of “K. UND K. MILIT. POST, SARAJEVO 1, 4.VII.18”. Very scarce letter card in combination with late commemoratives, by definition a very scarce usage.