Fowler’s Ternary Calculating Machine

I would welcome any correspondence about Thomas Fowler’s calculating machine, or the research and reconstruction project. Relevant portions of e-mails may be shared with the other members of the project team (Pamela Vass and David Hogan) unless specifically requested otherwise in the text of the e-mail.

Electromechanical Calculating Machines

Due to limitations on space, and the patience of my family, I am trying to limit any new acquisitions to those on my Wanted page. I would welcome any leads towards finding any of the items listed there.