Double reed of double reeds for the oboe family of instruments is similar in principle: like the bassoon's reeds, they consist of two pieces of "Arundo donax" cane fastened together with an opening at the tip. However, because the oboe does not have a bocal, the cane must be fastened to a metal tube (the staple), the lower half of which is normally surrounded by a piece of cork. The staple is then inserted into the farrow at the upper end of the oboe. There are many different methods of making reeds and many variations of design have been developed. Players can
German Jubilate Harmonium Reeds stamp only can be identified by the distinct rivet structure securing the reed tongue on the German reeds which is the mostly the same on all versions of these reeds made on the same machinery in Germany. There is debate that the reeds branded 'Harmola' were made on a different machine elsewhere TBD. Most of the German reeds used in the Indian style harmoniums do not have the typical reed tongue shaping for the voicing of the reeds found in American or German style suction organs. There are also German Jubilate branded reeds that are the typical square casing design