Please help!! I have a very special swivel I believe but I need help with some strange maker marks, I’ve gotten all the info out of Mr Noel Kelly as I could but he left me with a mystery?? Can anyone help me out, besides the general info, I know to look for Kelly tool co New Zealand or NZ. And I’m just looking for the history, I’d never sell! I was assured it was original by the maker himself, besides that I’m lost