Lewis Carroll’s Symbolic logic : part I, Elementary, 1896, fifth edition, part II, Advanced, never previously published : together with letters from Lewis Carroll to eminent nineteenth-century logicians and to his "logical sister," and eight versions of the Barber-shop paradox / edited, with annotations and an introd., by William Warren Bartley, III.
Lewis Carroll’s Symbolic logic : part I, Elementary, 1896, fifth edition, part II, Advanced, never previously published : together with letters from Lewis Carroll to eminent nineteenth-century logicians and to his "logical sister," and eight versions of the Barber-shop paradox / edited, with annotations and an introd., by William Warren Bartley, III.