As they came to the first street on the right, however, a solitary car met their eager eyes.
Polly looked her delight, as the swept round the corner and along the hard, clear stretch. The flicker of a smile was on the Colonel's rugged face.
"Doc-tor! Doctor Dud-ley!" called Polly.
The physician turned his head.
"Oh, don't stop!" she entreated, for he was slowing up, as they came alongside.
"Please go right back—quick! David's worse!"
One astonished glance, and he comprehended, and obeyed. Colonel Gresham gave him room for the turn. Then, with a graceful gesture of farewell, and, "I thank you!" he whizzed past them and out of sight.
"Oh, I hope he'll get there in time!" sighed Polly.
"I think he will," the Colonel nodded. "He looks it."
"I don't want David to die; he's such a nice boy."