Don Casey - Dragged Aboard Storm Tactics Handbook:
Modern Methods of Heaving-To for Survival in Extreme Conditions
by Lin Pardey and Larry Pardey


      

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Re: Accuracy of Lewis and Clark Observations


Subject: Re: Accuracy of Lewis and Clark Observations
From: Ed Falk (falk@XXX.XXX)
Date: Fri Jun 14 2002 - 19:13:37 EDT


How do you measure altitude when you're in the middle of the wilderness?
Did they use an artificial horizon?





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