UNIVERSITY OF ALBERTA STRING QUARTET: Norman Nelson and Larry Fisher (violins), Michael Bowie (viola), Claude Kennison (cello). Released in Canada, 2002.

Purcell String Quartet: Norman NELSON (violin I); Frederick NELSON (violin II); Philippe ETTER (viola); Ian HAMPTON (cello) & Simon STREATFEILD (2nd viola). 1976, Ванкувер

THE PURCELL QUARTET: Norman NELSON (violin I); Frederick NELSON (violin II); Philippe ETTER (viola); Ian HAMPTON (cello) with Simon STREATFEILD (2nd viola). Recorded at CBC Radio-Canada Studio 1, Vancouver, Canada, May 1976. Taken from a LP released in Canada.

PURCELL STRING QUARTET: Norman NELSON (violin); Frederick NELSON (violin); Philippe ETTER (viola); Ian HAMPTON (cello). Taken from a LP recorded by CBC/RADIO-CANADA and released in 1985.

Purcell String Quartet AND University of Alberta String Quartet. Recording dates unknown. Released in Canada, 2002.

PURCELL STRING QUARTET: Norman Nelson & Raymond Ovens (violins), Philippe Etter (viola), Ian Hamption (cello). Recorded in Canada, 1970.