Mark Twain ; illustrated by True Williams, Edward F. Mullen, and others ; editors Harriet Elinor Smith and Edgar Marquess Branch ; associate editors Lin Salamo and Robert Pack BrowningPublished in cooperation with the University of Iowa [by] University of California Pressc1993
Mark Twain ; foreword and notes by Victor Fischer and Michael B. Frank ; text established by Victor FischerPublished in cooperation with the University of Iowa [by] University of California Pressc1983