Twain, Mark, 1835-1910. The innocents abroad ; Roughing it / Mark Twain ; [Guy Cardwell wrote the notes and selected the texts for this volume]. - New York, N.Y. : Literary Classics of the U.S., [1984]. - 1027 p. : ill. - The library of America ; 21 . ISBN: 0940450259 (alk. paper) Subjects--Personal Names: Twain, Mark, 1835-1910 --Travel--Europe.Twain, Mark, 1835-1910 --Travel--Middle East.Twain, Mark, 1835-1910 --Travel--West (U.S.) Subjects--Geographic Terms: West (U.S.)--Description and travel.Middle East--Description and travel.Europe--Description and travel.