Knowing the height of your own mast to the foretop position you can estimate the range to the target by trigonometry using the angle the sight has to be depressed to align with the waterline of the target

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According to McGiffin, range was estimated from an observer from the foretop by a simple depression range-finding sight which measures the angle from the horizontal to the waterline of the enemy ship.

依照麥吉芬所言，當(dāng)時(shí)測(cè)量距離的方法是仰賴一名站在全艦最高處的人員進(jìn)行簡(jiǎn)單的俯瞰式測(cè)量──測(cè)量水平線到敵艦水線之間的夾角在线免费黄色视频手机网站,。

Many raise the height of the freeboard (between the waterline and the deck) to make it harder for pirates to

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Old Waterline on head is above goggle line on free and lower head on back.

老：自時(shí)水線在泳鏡上線；仰時(shí)在較低處迷奸a片。

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As the flood crested, an oil slick caught fire and burned our house down to the waterline

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Plimsoll line waterline, usually refers to the summer load line ship, with S said that ships with the maximum draft is the depth of the region in summer.

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