The German lady had a German Baedeker, the American a Baedeker in English, published several years apart.

The Baedeker in German recommended a path that went straight up the ascent, the Baedeker in English a path that went up more gradually around it.

"Mine says this is the best way," said the American.

"Mine says straight up is the best," said the German.

"But mine is a later edition," said the American.