Hope this helps someone...found it today....seems to have good detail

http://www.fao.org/documents/show_cd...E/W7260E00.HTM

Hi
They are very tradisional plans, just a bit small boats , I would think
better and safer boats have to be bigger and more modern boats,
something easier to build and with much more volume beside being able
to work with sail aswell as outboards ;

http://groups.yahoo.com/group/Tsunami-Longboat/