After WWII when families migrated, the father often came first to establish himself. The rest of the family came months or years later. These reunifications were often fraught with doubt and worry, young children often never having met their fathers. Here the man waits at a known meeting point. The wife and children approach putting down a trunk and a case. The children are hesitant, the mother waves and the oldest son reassures his sister that this really is their father.