SUNDAR SINGH, RAGI (1892-1937), head musician at Sri Harimandar at Amritsar, was born at Amritsar in 1892, the son of Bahi Amar Singh Arora, himself a musician of considerable standing. Sundar Singh served his apprenticeship with Bhai Atra, a well known rababi (rebeckplayer), who was a disciple of Bhai Moti,