1930:
Ed.Jaeger (London) Ltd
Jaeger Motor Cycle Instruments - Jaeger Speedometer Drives
Rec. Num. 1 of 2
Source: Motor Cycling November 5th 1930
1930:
Ed.Jaeger (London) Ltd
Jaeger Motor Cycle Speedometers
Rec. Num. 2 of 2
Source: The Motor Cycle November 13th 1930