This link has been bookmarked by 1 people . It was first bookmarked on 30 Jun 2008, by Joel Zehring.
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Joel ZehringAnother DIY barometer using water and a ruler.
This link has been bookmarked by 1 people . It was first bookmarked on 30 Jun 2008, by Joel Zehring.
Another DIY barometer using water and a ruler.
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