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1976 BC National Science Week Woodley NIS
1976 BC National Science Week Woodley NIS
1976 BC Prize-giving Mark Henning and Piet Koornhof NIS
1976 BC Prize-giving Mark Henning and Piet Koornhof NIS
1998 BC Prize-giving 003
1998 BC Prize-giving 003
1975 BC National Science Week Woodley ST 006
1975 BC National Science Week Woodley ST 006