This will be a rather long post, but I hope it won't scare any of you off:)
I'm asking this questions hoping that one of you, concertina builders, could give me some general advices and directions on making my own instrument... I don't expect you to share "secrets of the trade" with me - I'm hoping for general "been there, done that, it does/doesn't work" answers and some general knowlege. I've read what I could find on this forum (and on Bob Tedrow site) on concertina building, but I'm stil
There will be an air vent lever, but I needed to solve the handle design first (which, in turn, needed a working platform to work on), so it is "to do", I forgot to list it above.
It is a bit hard to make picture with hands crossed, but I'll post a short video once the whole thing is finished to show the capabilities of this handle design. Probably within two weeks. On first two attached photos you can see how this works in resting position (bear in mind that forearm angle is caused by trying