German Guerino Mazzola Cited by user 2A02:120B:2C65:87B0:420:5041:636A:6D37 on 30 Dec 2018 '''Guerino Mazzola''' (* [[2. Februar]] [[1947]] in [[Uster]]) ist ein [[Schweiz]]er [[Mathematiker]], [[Musikwissenschaft]]ler,
English List of multi-instrumentalists Cited by user Rhododendrites on 17 Aug 2018 The following is an alphabetical collection of notable multi-instrumentalists: musicians capable of playing two or more instruments, each at a high level of proficiency.