Ref the holes.
A boat went under at Crofton a few years ago when levels dropped.
Upon refloating was found that the hull had several holes in above the waterline.
It appeared to be the hull had been drilled for skin fittings and then the interior was laid out differently and had skin fittings put on the other side.
The interior was lined and the unused holes were forgotten about.
Boat several years later listed in a low pound . The rest is........
[ref the late Dave & Sheba of NB Summer]