[Joe Weiss] and [Barbara Switalia?], [Jasper National Park]
[Joe Weiss], [Jasper National Park]
[Miscellaneous small trips : [unidentified]], Jasper National Park
[Miscellaneous small trips : [unidentified]], Jasper National Park
[Miscellaneous small trips : [unidentified]], Jasper National Park
[Miscellaneous small trips : [unidentified]], Jasper National Park
[Miscellaneous small trips : [unidentified]], Jasper National Park
[Rodger Party expedition], [Jasper National Park?]
[Rodger Party expedition], [Jasper National Park?]
[Rodger Party expedition], [Jasper National Park?]