DOONESBURY: Drawing and Quartering for Fun and Profit

The snow-covered mountain is deserted. "Roger, Mogul Two. You and Snowbunny may proceed," shouts the disembodied voice of a Secret Service agent. "Snowbunny?" asks a second voice. Replies a third: "Okay, Mr. President. Now remember, keep low to the ground."

Gerald Ford did not go by the code name "Snowbunny" on the ski slopes at Vail last Christmas, but he did one day on the pen-and-ink slopes of Doonesbury. That comic-strip episode now hangs on the wall of Ford's private study, just off the Oval Office. Down the hall, Ron Nessen keeps...