熱門搜尋
【我要重新搜尋】
您輸入的關鍵字: Naval Observatory
搜尋結果共 20 筆, 頁數 1 / 1
呈現:
This work has been selected by scholars as being culturally important, and is part of the knowledge ... more
jointly by the U.S. Naval Observatory and Her Majesty s Nautical Almanac Office two years in advance of its date. It includes...... more
A practical, useful guide to navigating by the stars, for the nautical enthusiast. Each day of the y... more