Still another candidate was now undergoing the ordeal inside.
When he came out, nodding contentedly, the summons sounded:

"Mr. Prescott!"

"Brace up, Dick! You're all right," whispered Greg, with an
affectionate pat on the shoulder as young Prescott rose, and,
wrapping the blanket nervously around him, went through the
doorway.

The same young medical officer, Lieutenant Herman, was in the
other room. With him was an older medical officer, Captain
Goodwin.

"Drop your blanket on that chair," nodded Lieutenant Herman.
"Now, step over to the scales."

Dick's weight, stripped, was taken, as well as his height. These
points Lieutenant Herman jotted down as Captain Goodwin called
them off.

"Now, let me listen to your heart," directed the senior medical
officer, picking up a stethoscope from his desk. The heart beat and
sounds were examined from several points.

"Come here, Mr. Prescott," directed Captain Goodwin, opening
another door and revealing a flight of stairs. "Run up these stairs
and back, as fast as you can."

As Dick halted, after that feat, his heart action was again