4 • Man in Space • [Editorial (Analog)] • essay by The Editor8 • The Second Kind of Loneliness • shortstory by George R. R. Martin21 • In Times to Come (Analog, December 1972) • [In Times to Come (Analog)] • essay by uncredited23 • Magic: Science of the Future • [Science Fact (Analog)] • essay by Joseph F. Goodavage38 • Original Sin • novelette by Vernor Vinge67 • The Analytical Laboratory: September 1972 (Analog, December 1972) • [The Analytical Laboratory] • essay by uncredited68 • When I Was in Your Mind • shortstory by Joe Allred82 • Cemetery World (Part 2 of 3) • serial by Clifford D. Simak127 • P.R.D. and the Antareans • shortstory by Miriam Allen deFord137 • Pard • [LaNague Federation] • novelette by F. Paul Wilson168 • The Reference Library (Analog, December 1972) • [The Reference Library] • essay by P. Schuyler Miller173 • Brass Tacks (Analog, December 1972) • [Brass Tacks] • essay by uncredited
