"dirigible designer" wrote in message : As far as aircraft and pilot license fees, I think
that this ship
: design could be downsized to end up as an ultralight. It's an easier
: process to design and consider a larger study prototype and get all
: the aerodynamics and mechanics figured out before tackling the rigors
: of extreme weight- trimming. [to my thinking, anyway]
:


Interesting question...what is an ultralight airship?

Use wire and posts to build the truss, like a box kite...