eleven o'clock
Even the delivery of the Gospel is conducted by express service . '' The train which conveyed Mr. Harrison Smith back to London stopped at every intermediate station and did not arrive until after ten o'clock . He , therefore , was given leisure for thought and the result of his thinking was to bring him perilously near the truth . He began with the premise that somehow Anthony Barraclough had succeeded in making good his escape -- that he was even now obtaining the concession -- that he would return to London on the night of the 18th instant at eleven o'clock in all probability carrying the document upon his person . All this was plain sailing but against it was the established fact that Anthony Barraclough was imprisoned in Laurence 's house . If this were indeed the case further investigation was useless . But was it the case ?