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And on the reef the whistling buoy bellows like a sad and patient bull.

Water trickles melodically through Teddington lock; a ship's bell tolls; a whistling buoy on the estuary duets with a fog horn; the struts of the millennium bridge sing.

Down on the breeze floated a distant, melancholy note, the voice of the whistling buoy south of Roaring Bull Ledge, two miles from Isle au Haut.

A whistling buoy, with its grim grunt, told all mariners to 'ware Razee Reef, which was lifting its jagged, black bulk against the sky-line.

In the early part of her career she had towed a whistling buoy into Boston and claimed salvage of the government, showing her logbook to prove that she had picked it up far at sea.