books.google.fr - All wooden ships leak, a stark fact that has terrified sailors since the earliest days of ocean travel. Maritime historical literature is filled with horrific descriptions of being aboard a slowly sinking ship. Starting from this human perspective, then, Thomas J. Oertling traces the five-hundred-year...https://books.google.fr/books/about/Ships_Bilge_Pumps.html?hl=fr&id=WU7mG9K5A40C&utm_source=gb-gplus-shareShips' Bilge Pumps