Okay more info. With a little snooping I found the source files
http://tela.sugarmegs.org/bands.aspx
If Lightfoot doesn't show up using the pulldown menu to select him and wait for 15 to 20 seconds. These were the offerings, with the option to listen or download (wow). Have fun.
GordonLightfoot1964-11_1966-05WB_Demos.asx
gordonlightfoot1964-66demos.asxView
gordonlightfoot1965.asx
GordonLightfoot1975-07-12RedRocks.asx
gordonlightfoot1976-06-26.asx
GordonLightfoot1979Soundstage.asx
GordonLightfoot1987-09-13.asx
GordonLightfoot2001-05-06HarvardUniversityCambridgeMA.asx
GordonLightfoot2006-08-23.asx
GordonLightfoot2006-11-16MasseyHall.asx
GordonLightfoot2007-08-26TulalipCasino.asx
GordonLightfoot2008-10-15BobHopeTheaterStocktonCA.asx
GordonLightfoot2006-11-01NationalArtsCentreOttawaOntarioCanada.asx
GordonLightfoot2008-05-08MasseyHallTorontoCanada.asx
GordonLightfoot1977-12-12AveryFisherHallNYC.asx