There is 1 Hamich (Hammich) bassoon in the Hichwa-Rachor database. He flourished in the early 19th Century in Dresden/Neustadt. Little is known of this maker.
Hamich Literature
Dullat, Günter. Verzeichnis der Holz- und Metallblasinstrumentenmacher auf Deutschsprachigem Gebiet von 1500 bis Mitte des 20. Jahrhunderts, Scheider, 2010, p. 190.
Focht, Josef (ed.). musiXplora. https://musixplora.de/mxp/h3628
Heyde, Herbert. Rohrblattinstrumente Katalog [Leipzig: Grassi Museum für Musikinstrumente der Universität Leipzig]. unpublished manuscript, 1979.
Jansen, Will. The Bassoon: Its History, Construction, Makers, Players and Music. Frits Knuf, 1978, Vol. I, p. 388 [Jansen lists this bassoon]
Waterhouse, William. The New Langwill Index. Tony Bingham, 1993.
Hamich, 5 key bassoon; Hamich1-O-Leipzig1379
Hamich1-O-Leipzig1379 General Information