Two neck fragments of hand-blown bottles, one round, one square, bottle holder bottomfound glass, blown into shape Two neck fragments of two bottles. Square model of reasonably clear glass uncolored. Very short neck and protruding neck edge Round bottle green tinted glass with large air bubbles short neck and thick bulging neck edge. Oval neck opening. Neck edge slightly folded for schenklip archeology Valckensteyn Poortugaal Albrandswaard store packaging store transport packaging Soil discovery: castle Valckensteyn in Poortugaal now Albrandswaard 1961-1962.