1920:
Walbro Windscreen Company
Walbro Sidecar Windscreens
Rec. Num. 1 of 2
Source: The Motor Cycle December 2nd 1920
1923:
Walbro Motor Works
1923 Walbro Sidecar Windscreen & Handlebar Windcuffs
Rec. Num. 2 of 2
Source: The Motor Cycle March 8th 1923
