Columbia subject headings:
Harvard subject headings:
Conjoined twins--Fiction
Impostors and imposture--Fiction.
Infants switched at birth--Fiction
Missouri--Fiction.
Passing (Identity)--Fiction.
Race relations--Fiction
Trials (Murder)--Fiction
Twain, Mark, 1835-1910. Pudd'nhead Wilson.
Twain, Mark, 1835-1910. Those extraordinary twins
Princeton subject headings:
Conjoined twins--Fiction.
Fiction.
Impostors and imposture--Fiction.
Infants switched at birth--Fiction.
Novels.
Passing (Identity)--Fiction.