The article reports on the Berlin Glockenspiel bells on the Tower of the Reformed Parochialkirche in Amsterdam, Netherlands. Topics discussed include the bells on the tower of the Garrison church in Potsdam in Berlin; bells in the tower roof on the gateway in the August-Bebel Street in Herrnhut; and bell founder Matthias Hardtner in Riga the Herrnhuter who had a yellow-founding as the Brotherhood business.