A two sided quick reference card for navigators with common abbreviations, Speed / Distance / Time Formulas, Correcting and Uncorrecting a Compass (TVMDC), Common navigation Drafting Symbols and Their Usage, and Nautical Conversion Factors
Can’t quite remember TVMDC and if you add or subtract whiskey or wisdom? You think 60 D Street is the local pub? This ready to print card is a quick reference for marine charting and navigation. This two sided card will save you much anguish and time. Print on heavy card stock with a contrasting color so it does not get lost.
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