A steam whistle that blows five minutes before the hour, every hour.
Edwin was sounding his steam whistle over and over again, almost beside himself with relief and excitement.
It had a bright red smokestack and a steam whistle so loud that it was said to have "made rotten piles totter."
The steam whistle that once summoned all 50 workers at 7 every morning - and woke everyone else in town - is silent.
As the castaways sob in frustration, they hear a steam whistle from a ship.
As his radio man tried to raise headquarters, Merriam thought he heard a steam whistle.
The steam whistle that summoned generations of workers to the cavernous and bustling Rubén Martínez Villenas sugar mill is silent.
Superheated steam whistled from the joints of the radiator in the corner.
He deretracted all his limbs and cried in a voice like a steam whistle that Creezeazs had been lying about Manna to serve his own ends.
Just when it was over, they heard the steam whistle of an outbound freighter gliding downriver.