six
o'clock
`` Cheese ! '' exclaimed Tommy Tucker , overhearing this . `` You 'll think it 's wonderful . The brakeman told me that the drivers were clogged at six o'clock and the wheels have n't turned since . We 're completely buried in snow and it 's still snowing . Head engine 's an oil-burner and there is plenty of fuel ; but there is n't a chance of our being dug out for days . '' `` How brutal you are , '' giggled Bobby , who could not be frightened by any misadventure .