Analog Science Fiction/Science Fact, Vol. 105, No. 8, August 1985

Vol CV, No 8.Contents:4 • In Case of Doubt • [Editorial (Analog)] • essay by Stanley Schmidt12 • Trader's Secret • novelette by Charles Sheffield46 • The Ozone Rocket • [Science Fact (Analog)] • essay by Stephen L. Gillett, Ph.D.54 • Mass Communication • [Probability Zero] • short fiction by Jay Kay Klein56 • Y Games • [Hans Bergenholm] • novelette by Eric Vinicoff77 • History Lesson • short story by W. R. Thompson79 • Biolog: W. R. Thompson • [Biolog] • essay by Jay Kay Klein80 • Spinneret (Part 2 of 4) • serial by Timothy Zahn132 • Light in Reverse Gear, II • [The Alternate View] • essay by John G. Cramer136 • The BASIC Universe • short story by Jerry Oltion141 • On Gaming (Analog, August 1985) • [On Gaming] • essay by Dana Lombardy142 • Les Mortes D'Arthur • novelette by Harry Turtledove [as by Eric G. Iverson]172 • Notes from the General Secretariat • short story by Harry Turtledove [as by Mark Gordian]178 • The Reference Library (Analog, August 1985) • [The Reference Library] • essay by Thomas A. Easton [as by Tom Easton]183 • Review of the nonfiction work "The Inventions of Daedalus" by David E. H. Jones • essay by Thomas A. Easton [as by Tom Easton]185 • In Times to Come (Analog, August 1985) • [In Times to Come (Analog)] • essay by uncredited186 • Brass Tacks, Letters192 • A Calendar of Upcoming Events (Analog, August 1985) • [Upcoming Events] • essay by Anthony R. Lewis [as by Anthony Lewis].