with an introduction by Eric Foner ; notes by Henry Collins. with an introduction and notes by Henry Claridge. with an introduction aand notes by Jeremy Tambling. with an introduction and notes by Pedro de Blas. with an introduction by Brian Aldiss and notes by Andy Sawyer with an introduction and notes by Jeffrey Meyers. with an introduction and notes by Jeremy Lewis with an introduction and notes by Keith Carabine. with an introduction and notes by Petr Barta. with an introduction by John clute and notes by John S. Partington