Home Forums General Discussion Forum Hairspring material… Reply To: Hairspring material…

#53868
gerene
Participant

    Just for your information, there is also a thread about the same subject going on at NAWCC http://mb.nawcc.org/showthread.php?103922-Anybody-have-the-Treatise-on-Modern-Horology-Glasgow. Maybe it has some usefull information for you.

    Jan