11 inches with a beam of 2 inches. Are you including the "Hammer" on the bow? I am not.

Give this a try;   https://www.facebook.com/yms299   You don't have to be a Facebook member to view it.

http://www.memorieshop.com/JohnWayne/YMS-328.html

http://www.navsource.org/archives/11/19idx.htm

http://www.memorieshop.com/Seattle/LakeWashington/YMS-PLANS-1.html

http://yms299.org/

http://www.newcopy.nl/YMS/Home.html

That should give you a start.         

Thank you Ray. The site are full of useful details. Now I need a workshop. I will contact you as soon as I am set up.

Lou
PS, yes I was counting the Hammer.

Great minds calculate model scale alike     

It has been a while. Mine never got started.

Lou

Still looking to set up yet another workshop.

Lou

A few years late, but here is my YMS in 1/350 scale.

Lou