Assertion: harpsichord's keyboard | /r/HasProperty | plamondon
Facets:
Source sentences:
text: All of these alternative instruments were "complicated" and "cumbersome" (Isacoff, 2003), due to (a) not being isomorphic, and (b) not having the ability to transpose electronically, which can significantly reduce the number of note-controlling buttons needed on an isomorphic keyboard (Plamondon, 2009).