Where can I find information verifying that this duo version of "Yu Zhou Chang Wan" was created as early as 1952? Dr. Mei Han told me that two duo versions of "Yu Zhou Chang Wan" (one for erhu and zheng and the other for gaohu and zheng) were both created around the late 1950s/early 1960s.
Where can I find information verifying that this duo version of "Yu Zhou Chang Wan" was created as early as 1952? Dr. Mei Han told me that two duo versions of "Yu Zhou Chang Wan" (one for erhu and zheng and the other for gaohu and zheng) were both created around the late 1950s/early 1960s.