External link
Park Service biography (http://www.nps.gov/jeff/LewisClark2/Circa1804/WestwardExpansion/EarlyExplorers/ZebulonPike.htm)
... 1986 Gordon Lightfoot 1987 The Guess Who[?] 1989 The Band 1990 Maureen Forrester[?] 1991 Leonard Cohen 1992 Ian and Sylvia[?] 1993 Anne Murray 1994 Rush ...