Changing of the military guard at the Prince Rupert shipyard and dry dock

Bombs to be used by the British lay stacked in rows

A workman inspects a bomb to be used by the British

Fitting the guns on a 28-ton tank at Montreal Locomotive Works

A production line producing 28-ton tanks at Montreal Locomotive Works

Production of two-pounder anti-tank guns which fire shells able to penetrate tanks or destroy rails