 Massel attended the First Zionist Congress (Basle, 1897) and had probably met Weizmann at the Second Zionist Congress (Basle, 1898).Showing Weizmann hospitality he never forgot, Massel collected him from the train station, put him up for the night and arranged lodgings for him the next day.Massel also introduced Weizmann to Charles Dreyfus.