The Casablanca was a few blocks from the Great Northern train station, so perhaps these were some enlisted men taking the opportunity to become enlishted men before shipping out.
The fellow in the foreground has secrets.
This fellow mystifies me completely. He appears to be posing, as if he wants the camera to capture him here.
Oi'm get'in married in th' mornin'! Ding dong, the bells are gunna choim!