Doonesbury by Garry Trudeau for July 10, 1975
Transcript:
Phred: The year, 1848. While Europe burned around them, Marx and Engels were furiously at work in a small garret in Brussels! Finally, it all clicked. The "Communist Manifesto" was born! Marx rushed home to read the finished document to his wife, Jenny. "Listen to this, honey," he exclaimed, "let the ruling classes tremble at a Communistic revolution! The proletarians have nothing to lose but their chains!" His wife, a former debutante, was not amused.