Crown Airways

Crown Airways was a regional airline operating for USAir Express with its headquarters on the grounds of DuBois Regional Airport in Washington Township, Jefferson County, Pennsylvania, near Falls Creek. Allegheny Commuter was the brand name for the regional affiliate of Allegheny Airlines, under which a number of individually owned commuter air carriers operate short and medium haul routes. The airline is often credited as the first code-share agreement between a major airline and smaller commuters.

Summary from Wikipedia, licensed under CC BY-SA.