Starting in 1946, the Post-Dispatch owned a series of private airplanes. They were all named Weatherbird. The earliest one was a Twin Beech with Weatherbird painted on the tail. Photographer Lloyd Spainhower owned a private plane to take airial pictures. Amadee painted the Weatherbird on the tail. In the '50's they used a Douglas DC-3, and then a Grumman Gulf Stream II in the '60's, both with Weatherbird painted on the tail. The The planes were used to fly reporters to breaking news stories. A Weatherbird symbol was printed on everything, including napkins and matchbooks.
In the 50's, the Post-Dispatch used delivery trucks that were bright yellow. They painted the Weatherbird on the sides of them all.