Can anyone help with an instrument maker called (Michael?)
Butterfield (around late 17th century)? Possibly two of them, e.g. father
and son. It is suggested they worked in York (U.K). Any information
welcomed.
Thanks!
Richard Crossley.
Dept. of Physics, University of York, York YO1 5DD, England.
- Butterfield RJS Crossley
- Re: Butterfield Krzysztof Kotynia
