Doonesbury by Garry Trudeau for June 23, 1971
Transcript:
Dad: Wake up, son! Time to go to work! Oh, how I envy you! A young man about to go to his first day on the job at at stock brokerage! Yessir, that's the brave new world! Yessir, this could be the day! Maybe Chrysler will go up 2 or IBM will split! By jingo, anything could happen. Mark: (I'm choked with excitement.)