1851-1965 (c.), a collection on pages in stockcards and loose, much postmark interest on Duloz and later issues, some identified including P.O.'s in Greece and Palestine, also covers including 1851 showing negative oval of Tirnovo in green (weak strike), 1851-53 c.d.s. of the Greek P.O. in Constantinople (3, two struck on arrival), after 1900 with Jaffa, Jerusalem, Chios, Dede-Aghado, some postal stationery items and later. An interesting assembly. (several hundreds)