The Hichwa-Rachor database contains one original bassoon of *I*H*A*. Nothing is known about this maker except the maker’s stamp on this bassoon. The stamp is difficult to read, and the “A” could be a “P.” This would, therefore, possibly be the same maker as I.H.P.-O-Basel1956.604.
*I*H*A* Literature [Revised 9 February 2025]
Jansen, Will. The Bassoon: Its History, Construction, Makers, Players and Music, Vol. 1, 406. Buren: Frits Knuf, 1978. [Entry on I.H.P. bassoon]
IHA, 4 key bassoon; IHA1-O-PrivateCollection
IHA1-O-PrivateCollection General Information