A ready to fit & use Jaeger chronometric tachometer.This instrument is actually a 'bitsa' The body and bezel / glass being original, the mechanism is period, but converted from a chronometric speedometer.It is calibrated to the correct rev range and is in full working condition.Dial re-painted to sui..
Broken down. Not working. Could bake a working engine from the 2. Found in grandfathers / uncles garage along with large amount of other de Dion parts..