On the train the girls all got out their knitting, and soon their needles were plying merrily away on sleeveless sweaters, socks, helmets, and wristlets for the boys at the front, timing their work by their wrist watches for patriotism honors. True to their resolve, following Miss Ladd’s warning lecture, they kept the subject of their mission out of their conversation, and it is probable that no reference to it would have been made during the entire 300-mile journey if something had not happened which forced it keenly to the attention of every one of them.