JDW- yes that is the treatment I had in mind, so everything really works as it should. Now if a maker sees his way to put that simplified lock into something based on the external form of the Holland Dominion, I would be interested.

Mike- that is one handsome vehicle. It must have needed a lot of determination to maintain in that condition!

Rocketman- the only pinless I held in my hands was a Zannotti, with the pins sticking up, machined from the solid. I guess the same visual effect is rendered with blind pin holes.