The Hindenburg line - Sir Douglas Haig and Colonel Roberts Bacon, USA inspect one of the numerous tunnels. Saint Quentin, France.
After fall of the Hindenburg Line; General Sir Douglas Haig and inspect German tunnel; after the Germans retreat. Shot of French; Pershing & 2 other British officers -- walking round corner into frame. The 4 men standing on a very narrow bridge just a plank; with a rail - stretched across a ravine; they are all looking up and to right. The men emerging from a large tunnel opening; walking toward camera; exploring the area the Germans left behind.
Cataloguer's note: Pathe's American cataloguer suggest that the two senior military officials could actually be General John Pershing and General John Pershing.