Selasa, Oktober 13, 2009

Super Tritone Shop Whistle


Super Tritone Shop Whistle
William Gurstelle | Make Vol. 12- 2007 | Pdf | 10 pgs | 3 mb
THIS JAZZY, COMPRESSED-AIR-
POWERED WHISTLE SOUNDS
A MIGHTY BLAST.

Decades ago, whistles were used in
factories, on railroads, and aboard ships.
At noon, whistles of every pitch could be
heard informing workers that lunchtime
had arrived. Railroad engineers used
whistle codes for communication both
within the train and with other trains.
...

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