Quidnon

Over the past month I have spent some 150 hours sailing—moving south for the winter. This has given me plenty of time to rethink some elemen...

A lot of little details got tweaked in the process of presenting the various aspects of this design and taking in all the suggestions that ...

This will be the last post in this series. The design of QUIDNON is far enough along to start entering actual engineering drawings into C...

The primary purpose of QUIDNON is to serve as a floating residence. As such, it has to provide all the usual services that normally involve ...

Jon from Virginia asked a really good question: What happens if one of the rudders gets hit sideways by something or other? Which part of th...

Because there are two rudders, and because they are angled out, to be maximally effective when the boat is heeled over, the steering lin...

I haven't studied concrete to any great extent—up until now. It is ubiquitous, and is one of the most ancient and well-understood constr...