The governor knocked against the door, and shouted loudly for assistance, but some minutes elapsed before the turnkey came, and then it was found that a double-lock had been placed outside.
Search was made for the fugitive, but no traces whatever could be found of him.
Every door through which he had to pass had been unlocked and re-fastened, and if their statements were to be credited, not one of the turnkeys had seen him pass out of the prison.
How he got through the lodge—how he passed the usually vigilant porter at the gate—has never been satisfactorily explained!
But it is certain he proceeded to Blackfriars, where he found Dorothy waiting for him.
She had hired a boat for Gravesend, whence her brother embarked before dawn for France. Dorothy, however, did not accompany him in his flight.
A reward of one thousand pounds was immediately offered for Forster's apprehension, but he was safe on the other side of the Channel.
Mr. Pitts was tried for his life at the Old Bailey for conniving at Forster's escape, but was acquitted.