Yugoslavia, "Chainbreaker" Issues, 1919-1920, comprehensive collection of nearly 300 items, many on piece with cancels neatly displayed in binder, alphabetically arranged, most cancels being from devices retained from the Austrian Empire Postal System, most having been bilingual, some monolingual, purged of the German language or military association; fascinating study of this political upheaval. Estimate  $250 - 350. $0