Doonesbury by Garry Trudeau for July 30, 1976
Transcript:
Bernie: "2:A.M - second night on watch. Am still exhausted from first night on watch... the sonar went out this morning, which means none of our detection gear is now in working order. Nonetheless, the watches are being continued just in case any of the equipment should start up again on its own accord. Science lurches onward."
Onward, into the fog!