Bisolvon : Boehringer Ingelheim : fairground organs: no.4 of a series : Carl Frei 112 keyless concert organ.
- Date:
- [approximately 1970]
Licence: In copyright
Credit: Bisolvon : Boehringer Ingelheim : fairground organs: no.4 of a series : Carl Frei 112 keyless concert organ. Source: Wellcome Collection.
