{"product_id":"the-nautical-almanac-for-the-year-1981-for-training-purposes-only-by-usno-nautical-almanac-office","title":"The Nautical Almanac for the Year 1981: For Training Purposes Only by Usno Nautical Almanac Office","description":"\u003cp\u003eData in this book are no longer valid for navigation. It is preserved in print because many training programs (including USCG and US Navy ) use examples from 1981 to teach celestial navigation. USCG license exams require data from this almanac. These exams also require Sight Reduction Tables, Pub 229, Vol. 2 and a 2102-D Star Finder.\u003c\/p\u003e","brand":"Starpath Publications","offers":[{"title":"Default Title","offer_id":48132886724793,"sku":"0914025260","price":22.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/7871\/0713\/files\/9780914025269-right-three-quarter.jpg?v=1784925419","url":"https:\/\/www.bestbuybook.com\/products\/the-nautical-almanac-for-the-year-1981-for-training-purposes-only-by-usno-nautical-almanac-office","provider":"BestBuyBook","version":"1.0","type":"link"}