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Forum: Monohull Sailboats 08-08-2010, 09:32
Replies: 76
Views: 15,708
Posted By PAR
Someone had to be best at navigation and...

Someone had to be best at navigation and building, though both are purely speculative. I think there are several "clans" of Polynesian, that were if not equal, possibly better navigators. They were...
Forum: Monohull Sailboats 08-08-2010, 05:35
Replies: 76
Views: 15,708
Posted By PAR
Jute is a term I use loosely and incorrectly...

Jute is a term I use loosely and incorrectly referring to most any threaded natural fibers. You are likely correct in that flax was employed.

The longships were quite good and evolved for...
Forum: Monohull Sailboats 08-08-2010, 01:50
Replies: 76
Views: 15,708
Posted By PAR
The Vikings didn't design or engineer anything....

The Vikings didn't design or engineer anything. They had no idea how much flex any particular hull might distort, nor did they care. There is no strength in flexing.

Looking at these types of...
Forum: Monohull Sailboats 07-08-2010, 16:32
Replies: 76
Views: 15,708
Posted By PAR
This isn't as uncommon as one might think....

This isn't as uncommon as one might think. Lindsay Lord's strip plank method is a modern example of precisely this type of thinking. 150' patrol boats have been built to this scantling rule and it's...
Forum: Monohull Sailboats 30-07-2010, 17:23
Replies: 76
Views: 15,708
Posted By PAR
Your right Hellosailor, I don't have a clue,...

Your right Hellosailor, I don't have a clue, I've just made a living at it for over 30 years. I've been involved in this testing and you're talking about two, very different things in an attempt...
Forum: Monohull Sailboats 30-07-2010, 13:29
Replies: 76
Views: 15,708
Posted By PAR
Absolutely ridiculous. Testing has clearly born...

Absolutely ridiculous. Testing has clearly born this out and one must remember that air is less dense, therefore less buoyant then water against the hull, so the boat actually settles deeper,...
Forum: Monohull Sailboats 30-07-2010, 01:21
Replies: 76
Views: 15,708
Posted By PAR
Assuming an 80' longboat has 8% in overhangs (a...

Assuming an 80' longboat has 8% in overhangs (a reasonable assumsion) her LWL is 73.6, which we'll round to 74. Her typical S/L would be in the 1.3 to 1.4 range, placing her displacement mode ...
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