Magazine ad for Pratt & Whitney found in the December 1937 issue of Aero Digest.
Pratt & Whitney, the early years.
Da plane! Da plane!
Da Lockheed Super Electra 14H2
A bit about Trans-Canada Airlines, a subsidiary of the Canadian National Railway Company.
The ad copy:
Pratt & Whitney
to power Trans-Canada Air Lines
1938 will mark the inauguration of another great trans-continental air line. Paralleling the famous U. S. routes, Trans-Canada Air Lines will offer our northern neighbors a comparable service in swift transportation. The fleet will consist of Lockheed planes . . . all powered by Pratt & Whitney engines.
Pratt & Whitney Aircraft
East Hartford, Connecticut
United Aircraft Corporation
Pratt & Whitney U.S.A. Dependable Engines