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wave machine

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ciab | 17:36 Sun 09th Nov 2008 | Science
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I am looking to find a wave machine, which were popular in the 60's and 70's, anyone help?
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Avatar Image rov1200
I think you are referring to Salters Ducks

http://www.design-technology.info/inventors/pa ge9.htm
21:11 Sun 09th Nov 2008
Avatar Image Mortartube
I am pretty sure that I know what you mean but I can't find any to buy. I can only find instructions of how to make your own.

http://www.e-scoutcraft.com/moving/wave.html
04:02 Mon 10th Nov 2008
Avatar Image Mortartube
Therer are a few available in the USA. Search for Tranquil Tide Machine.
04:26 Mon 10th Nov 2008

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