The previous page is sending you to https://www.alamy.de/ayrton-jones-ampere-balance-dieses-gerat-wird-verwendet-um-einen-standardwert-fur-die-ampere-zu-messen-die-internationale-si-einheit-der-elektrischen-stromstarke-es-ba-image334867610.html.

 If you do not want to visit that page, you can return to the previous page.