Twain, Mark Pudd'nhead Wilson ; and, those extraordinary twins : authoritative texts, textual introduction and tables of variants, criticism by Mark Twain edited by Sidney E. Berger - New York W. W. Norton & Company 1980 - xii, 384 p. ; 22 cm Bibliography: p. 382-384 ISBN: 393950271 ISSN: 79023679 Subjects--Topical Terms: Conjoined twins - FictionImpostors and imposture - FictionInfants switched at birth - FictionMissouri - FictionPassing (Identity) - FictionRace relations - Fiction Dewey Class. No.: 813.4 TWA