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