Chalker, Jack L. "Dance Band on the Titanic"
Summary: Adventures of a ferry boat crew traveling between alternate versions of Maine and Nova Scotia.
Published: In Isaac Asimov's Science Fiction Magazine, July 1978; Asimov's Choice: Extraterrestrials & Eclipses (ed. George Scithers), Davis/Dial 1978 and Dale 1978 (0895591073); Isaac Asimov's Science Fiction Antology Volume 1 (ed. George Scithers), Davis/Dial 1978, v.t. Isaac Asimov's Masters of Science Fiction, Davis/Dial 1978 (0803736975); The 1979 Annual World's Best SF (eds. Donald A. Wollheim and Arthur W. Saha), DAW 1979; Dance Band on the Titanic, Ballantine/Del Rey 1988 (0345348583); and The Best Alternate History Stories of the 20th Century (eds. Harry Turtledove and Martin H. Greenberg), q.v.
Original in: English.
Translation: Italian bi Riccardo Valla as "Fantasmi paralleli", in La Rivista di Isaac Asimov #6 (May 1979).
Translation: Portuguese by Císar Tozzi as "A Orquestra de Danças do Titanic", in Asimov: O Melhor da Ficção Científica (ed. George Scithers), Expressço e Cultura 1978.