Analog Science Fiction/Science Fact, 1973/12

CONTENTS • Those Improbable Quasars • [Editorial (Analog)] • essay by The Editor • The Hellhound Project • novelette by Ron Goulart • Skinnerian Box • short story by Roger A. Beaumont • Beyond the Blue • [Science Fact (Analog)] • essay by Walter B. Hendrickson, Jr. • The Sins of the Fathers (Part 2 of 3) • [Kyyra] • serial by Stanley Schmidt • Do You Know Your Scientific Experts? • essay by Joseph C. Stacey [as by Joseph Stacey] • Soldiers' Home • short story by Lawrence A. Perkins • The Analytical Laboratory: September 1973 (Analog, December 1973) • [The Analytical Laboratory] • essay by uncredited • Weed Killers • short story by Ronald Cain • The Reference Library (Analog, December 1973) • [The Reference Library] • essay by P. Schuyler Miller •   Review: Billion Year Spree: The True History of Science Fiction by Brian W. Aldiss • review by P. Schuyler Miller •   Review: The Best Science Fiction of the Year No. 2 by Terry Carr • review by P. Schuyler Miller •   Review: Best Science Fiction for 1973 by Forrest J. Ackerman • review by P. Schuyler Miller •   Review: To Die in Italbar by Roger Zelazny • review by P. Schuyler Miller •   Review: The Fellowship of the Hand by Edward D. Hoch • review by P. Schuyler Miller • Brass Tacks (Analog, December 1973) • [Brass Tacks] • essay by uncredited •  Letter (Analog, December 1973) • essay by George Zebrowski • In Times to Come (Analog, December 1973) • [In Times to Come (Analog)] • essay by uncredited