{"product_id":"magnetic-compass-deviation-and-correction-book","title":"Magnetic Compass Deviation and Correction book","description":"\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eUnlock the essential knowledge every mariner needs with \u003c\/span\u003e\u003cem\u003e\u003cspan\u003eMagnetic Compass Deviation and Correction\u003c\/span\u003e\u003c\/em\u003e\u003cspan\u003e \u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eWhether you're a seasoned navigator or just starting your journey at sea, this authoritative guide breaks down the complexities of compass errors into clear, practical insights you can actually use. Learn how to identify, understand, and correct deviation—ensuring your course is always true.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp class=\"isSelectedEnd\"\u003e\u003cspan\u003eInside you'll dicover t\u003c\/span\u003e\u003cspan\u003ehe science behind magnetic deviation, s\u003c\/span\u003e\u003cspan\u003etep-by-step correction techniques, r\u003c\/span\u003e\u003cspan\u003eeal-world applications for safer navigation and cl\u003c\/span\u003e\u003cspan\u003eear explanations suited for all experience levels\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003eDon’t leave your heading to chance. Navigate with confidence, precision, and expertise.\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003eWritten by W. Denne, this is the 2011 reprint.\u003c\/p\u003e\n\u003cp\u003e\u003cspan\u003e165 pages\u003c\/span\u003e\u003c\/p\u003e","brand":"Boat NZ","offers":[{"title":"Default Title","offer_id":42418361466965,"sku":"M13992T","price":98.46,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0096\/2071\/7653\/files\/IMG_20260422_082859358.jpg?v=1776804759","url":"https:\/\/www.boat.net.nz\/products\/magnetic-compass-deviation-and-correction-book","provider":"Boat NZ","version":"1.0","type":"link"}