Table of Contents
The man of a thousand umbrellas -- The merchants misery! -- Laboratory loot! -- Crime between the acts! -- The case of the practical joker -- Crime's manhunt -- One night of crime! -- No one must know! -- (The blaze) -- Alfred, private detective! -- The secret of the switch! -- The king of the hoboes! -- The temporary murders! -- The crow's nest mystery! -- The tyrannical twins! -- The house that was held for ransom! -- Biographies.