Over and over again he put the big man through the swing till he began to catch the notion of the rhythmic, harmonious cooperation of the various muscles in legs and shoulders and arms so necessary to the highest result.

“You've got the swing, Mack,” at length said Cameron. “Now then, this time let yourself go. Don't try your best, but let yourself out. Easy, now, easy. Get it first in your mind.”

For a moment Mack stood pondering. He was “getting it in his mind.” Then, with a long swing, easy and slow, he gave the great hammer a mighty heave. With a shout the company crowded about.

“Thirty-three, thirty-four, thirty-five, thirty-six, thirty-seven! Hooray! bully for you, Mack. You are the lad!”

“Get the line on it,” said Mack quietly. The measuring line showed one hundred and eleven and a half feet. The boys crowded round him, exclaiming, cheering, patting him on the back. Mack received the congratulations in silence, then, turning to Cameron, said very earnestly:

“Man! yon's as easy as eating butter. You have done me a good turn to-day.”

“Oh, that's nothing, Mack,” said Cameron, who was more pleased than any of them. “You got the swing perfectly that time. You can put twenty feet to that throw. One hundred and eleven feet! Why, I can beat that myself.”

“Man alive! Do you tell me now!” said Mack in amazement, running his eyes over Cameron's lean muscular body.

“I have done it often when I was in shape.”

“Oh, rats!” said Perkins with a laugh. “Where was that?”