"The first tourbillon regulator by Breguet incorporated in one of the first works of Arnold" From Breguet to J R Arnold
Redirecting to http://www.britishmuseum.org/explore/highlights/highlight_objects/pe_mla/s/silver_cased_chronometer_with.aspx
"The first tourbillon regulator by Breguet incorporated in one of the first works of Arnold" From Breguet to J R Arnold
Redirecting to http://www.britishmuseum.org/explore/highlights/highlight_objects/pe_mla/s/silver_cased_chronometer_with.aspx