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Thomas Haselden

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The Description and Use of That Most Excellent Invention Commonly Call'd Mercator's Chart; With Some Observations, Useful for the Better Understanding the Nature Thereof To Which Is Added the Description of a New Scale,
The Seaman's Daily Assistant, Being a Short, Easy, and Plain Method of Keeping a Journal at Sea; ... by Thomas Haselden,
The Seaman's Daily Assistant Being a Short, Easy, and Plain Method of Keeping a Journal at Sea; In Which Are Contained, Rules, Shewing How the Allowances for Lee-Way, Variation, Heave of the Sea, Set of Currents, &c. Are to Be Made