Thanks for the photos. You helped solve the riddle except for the round portlights. My guess is the original windows were glassed in and replaced with your current setup. Any chance of getting closeup photos of them inside and out? I have posted your Craigslist ad to our bulletin board. Hope it help...

Ahoy Mate, I moderate a Yahoo group for the Newport 16, Neptune 16, Gloucester 16, and Lockley Newport 16 sailboats http://groups.yahoo.com/neo/groups/newport16neptune16gloucester16lockleynewport16sailing/info and have been following your blog on the boat you bought listed as a Nautica 16. In lookin...