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[TowerTalk] True North

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Subject: [TowerTalk] True North
From: "Robert Isby, Jr." <>
Date: Sat, 31 Dec 2005 14:05:02 -0500
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On Dec-2, I read where someone was directing a person to purchase a book.
In the Geodetic Surveying world, this is called Magnetic Declination

Go to this web page and enter the data.  Zip Code is sufficient as declination 
really does not shift 
much across a state, unless you are in California

Robert Isby, Jr. [N2LUD]

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