[1] The ensemble formed with a view to touring Europe and North America (where Kayhan Kalhor has lived for much of his adult life).

He also sang the score that Alizâdeh composed for Ali Hatami's historical drama Del Shodegan (1992).

[4] Both albums were published on Delawaz Records,[5] a label Shajarian started for the preservation of Persian classical singing.

In Europe they were accompanied by tonbak player Majid Khalaj, but for the North American tour they enlisted the support of five younger musicians; promoters billed them as "Masters of Persian Music: Three Generations".

This expanded ensemble included Hamid Reza Nourbakhsh (voice), Fariborz Azizi (bass tar), Siamak Jahangiry (ney), Pezhham Akhavass (tonbak), and Rouzbeh Rahimi (santur).