Art Harmonium, build by Victor Mustel, #9, sold 11th December 1856
Has been in a family (Krefeld Germany) for at least 100 years till the 30th December 2016.
Mr. Albert WISKOTT, Weingrosshaendler in Müllheim an der Ruhr (Prussian Rhine) was the first owner!
Mustel num. 9, « 6 jeux – 17 registres – Double-Expression »
The attachment to the Febr. 1855 patent was in July 1855 completed with Harp Eolienne 2 and Baryton 32.
nr. 8 was the first one!!