seven o'clock
`` But Runnells , though dilatory , will launch them after dusk , while the tide suits . '' `` The tide makes until five o'clock . '' `` Until five-twenty , to be correct . Before seven o'clock they will be launched . '' `` You play a bold game , dear friend . Suppose , now , that Smellie _ had _ kept the cutter cruising off the coast ? '' The Major smiled again , this time with _ finesse _ .