Aha! Hence the (family) interest Ron👍
Here's a larger version of your pic😊
"Off Bush Point, Whidbey Island, USA"
A complex but interesting subject.
Lots of scope for working gizmos👍
You may already have these, if not scroll through.
There's a few pics of the ship under construction; e.g. prop pods, underwater hull etc.
Good luck with the email🤞🤞🤞
Cheers, Doug 😎