Interesting 64 year old article, this is the direction that Michael J. Murphy is pushing the chemtrails conspiracy:
http://books.google.com/books?id=wi...nging the weather&pg=PA56#v=onepage&q&f=false
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http://books.google.com/books?id=wi...nging the weather&pg=PA56#v=onepage&q&f=false
![](https://www.metabunk.org/data/MetaMirrorCache/contrailscience.com_skitch_Popular_Science___Google_Books_20120719_102923.jpg)
![](https://www.metabunk.org/data/MetaMirrorCache/contrailscience.com_skitch_Popular_Science___Google_Books_20120719_103005.jpg)
![](https://www.metabunk.org/data/MetaMirrorCache/contrailscience.com_skitch_Popular_Science___Google_Books_20120719_103034.jpg)
![](https://www.metabunk.org/data/MetaMirrorCache/contrailscience.com_skitch_Popular_Science___Google_Books_20120719_103115.jpg)
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