“Sh! not so loud. We’ve got to get in without being found out. It is not late but it’s after hours and a half minute or a half hour over time is all the same with the doctor.”

“It’s a good thing we were late, Pete. Otherwise, we wouldn’t have seen this high-toned burglar’s son signaling to——”

“No, but keep still,” whispered Herring and the two hurried on in the darkness till they reached the rear of the building where an associate was waiting to let them in at their signal.

Jack went to sleep feeling assured that if the bank robbers made another attempt to rob the Riverton institution they would meet with a warm reception and satisfied that he had done his duty.

In the morning when Bucephalus came with the mail he quite astonished the boys by announcing:

“Dem robbers was at deir wo’k again las’ night, down at de bank on de river an’ one of dem was shooted bad an’ am in jail, so dey tell me down at de station.”

“Tried to rob the bank again, did they?” cried one or two of the boys excitedly.

“Yas’r, but the bank kind o’ suspected dat dey was coming and was prepared for them. The robbers did not suspicion that anything was wrong for the bank was playing ’possum and the robbers was caught at their surreptitious employment and——”

“Which one got away and how many were there, Buck?” asked Herring, who seemed puzzled over something.

“Ah donno sah, Ah don’ keep acco’nt of such obnoxious individuals as bank robbers, sah,” replied Bucephalus, with great dignity.