_:b6922757 "1880, Mark Twain [pseudonym; Samuel Langhorne Clemens], A Tramp Abroad;\u00A0[\u2026], Hartford, Conn.: American Publishing Company; London: Chatto & Windus, \u2192OCLC:"@en . _:b6922757 "So he flew down and got that acorn, and fetched it up and dropped it in, and was just tilting his head back, with the heavenliest smile on his face, when all of a sudden he was paralyzed into a listening attitude and that smile faded gradually out of his countenance like breath off\u2032n a razor, and the queerest look of surprise took its place."@en .