1912:
Stewart-Precision Carburetter Company
Stewart-Precision Carburetters - 1912 S.P. Automatic Carburetter
Rec. Num. 1 of 2
Source: The Motor Cycle December 5th 1912
1912:
Stewart-Precision Carburetter Company
Stewart-Precision S.P. Single Lever Carburetters
Rec. Num. 2 of 2
Source: The Motor Cycle March 21st 1912
