Through the open window the dull boom of artillery could constantly be heard.

After an hour or so: "A long fight," remarked the captain in German.
The other merely looked at him, contemplatively.

Carg stared for five minutes at the bandaged foot.

Finally: "Hard luck," said he.
This time the German nodded, looking at the foot also.
"In America," resumed the captain, puffing slowly, "they make fine artificial feet.

Walk all right.