Chapter 21 A DASTARDLY ATTACK

With horror-struck faces the radio boys hastened to examine and aid their friend.

"He isn't dead," said Bob, as he felt the wounded man's heart beat. "Somebody's given him a terrible blow, though. Let's lift him over to that couch, and I'll get him a drink of water and see if we can't bring him around."

This was quickly done, and the boys cha