The whole collection, a total of 161 musical instruments including examples of aerophones, chordophones
, membranophones and idiophones, unfortunately cannot be opened to the public.
In this period of "profound cultural change," it is surprising to note the paucity of chordophones
Sebastian Virdung and Martin Agricola in the sixteenth century divided the families into three major categories (further divided into four subcategories): chordophones
(with keyboards, without keyboards, fretted and unfretted), aerophones (subdivided further as with finger holes, without finger holes, blown by bellows), and idiophones.
Coptic lutes" are chordophones
with a long neck and a relatively small body, dating from Egypt's late antiquity (third to ninth centuries A.
Similarly, when browsing musical instruments, the first screen displays the four categories of the Sachs-Hornbostel classification--aerophones, chordophones
, idiophones, and membranophones--supplemented by "vocalizations" and "electronic" instruments; subsequent screens display instrument families, and then specific instruments for each family.