books.google.com - A veteran of the American Revolutionary War, the Continental gondola Philadelphia is the oldest intact warship currently on display in North America. After its recovery from the bottom of Lake Champlain in 1935, the fifty-four foot long Philadelphia, armed with three cannon and eight swivel guns, was...https://books.google.com/books/about/The_Gondola_Philadelphia_and_the_Battle.html?id=rEefcxCr3zsC&utm_source=gb-gplus-shareThe Gondola Philadelphia and the Battle of Lake Champlain