_Bombing Officer._--Sit down. Smoke if you want to--and listen. My job is
to teach you fellers all about what has turned out to be of the highest
importance in this trench warfare, namely, bombs and grenades. This is a
trench war; has been for three years. The nature of the fighting may alter,
of course. We all hope it will. But we must think of _trenches_ at the
moment. Now, the German is a clever feller, and he soon saw that you'd
never kill off the enemy if you just sat down behind a parapet with a rifle
in your hand. So he started inventing and developing these things. But
we're catching him up. We've caught him up. Now, this is a Mills ...