I'm glad you found it useful - I also liked all of the explanations very much. And I definitely agree with you about the First Aid. For me Navigation Crash Course is not important, so I'm not gonna put books in it.
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I'm glad you found it useful - I also liked all of the explanations very much. And I definitely agree with you about the First Aid. For me Navigation Crash Course is not important, so I'm not gonna put books in it.