Encara no tenim significats per a "main keel".
1At 9 A.M. capsized boat, got the main keel up, carpenter repairing it.
2Reported our main keel to Captain Flinders being gone.
3Half of the main keel was afterwards found gone.)
4Employed making a raft of our spars and main keel: sent the carpenters on shore to build a punt.
5It is placed above the cross-pieces and half-floors, and a bolt is driven right through all into the main keel.
6Upon putting to sea again, her main keel was carried away and she was then forced to abandon her project.
7From this circumstance, it seemed more probable that the main keel had received some serious damage near the middle of the ship.
8Wore ship, Ball's Pyramid, at 6 distant off shore 10 miles, at 11 found main keel gone.
9At 5 P.M. we began to touch the ground and perceived that our main keel was gone, part of it coming up alongside.
10Sent the First Mate and a party to water and wood the vessel; hoisted our main keel* (* That is the middle centre board.)
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