Doonesbury by Garry Trudeau for January 26, 1974
Transcript:
Cop: Good luck, fellahs! Officer: Who are they, Sarge? Cop: I dunno... a trucker and some kid I met... this blockade didn't work out quite the way they expected, so they're on their way to Washington! They're taking their case right to the top! Mark + Trucker: Oh, we're off to see the czar! The wonderful energy czar!