Interesting and attractive solid brass voltmeter and ampermetre with bevelled glass front made by Chauvin and Arnoux of Paris. This vintage voltmeter and ampermetre is from France and dates to the early to mid-1900's. It was made by the Chauvin & Arnoux Co. in Paris. It appears to be complete and in very good condition. Bought of them are brevets SGDG Voltmeter Nr. 22552-1 Ampermetre Nr. 57495-1 I have no reason to believe the instruments doesn’t function although it hasnt been tested. Nice piece of home or business decor that looks good in any environment or something to add to a collection. Diameter 10cm Height 6cm