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post #27 of Old 05-04-2012
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Re: Reasons for knowing TVMDCAW

Originally Posted by jackdale View Post
Or True Virgos Make Dull Company at Weddings - that is the uncorrecting method,

The correcting method

Can Dead Men Vote Twice At Elections

Compass +/- Deviation = Magnetic +/- Variation = True Add East
Yep, that's the way I learned it back in 1975 during my NROTC navigation class. It still works for me -- I haven't forgotten it yet.

T. P. Donnelly
S/V Tranquility Base
1984 Islander 30 Bahama
Pasadena, MD
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