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Archival descriptionCanadian Society of Civil Engineers photograph album.
Canadian Society of Civil Engineers photograph album.
Lester P. Breckenridge correspondence.
Lester P. Breckenridge correspondence.
Robert Hanselman fonds.
Robert Hanselman fonds.
Herbert Johnston fonds.
Herbert Johnston fonds.
Marcel Pequegnat fonds.
Marcel Pequegnat fonds.
Jerzy Pindera fonds.
Jerzy Pindera fonds.