Cover by John Schoenherr. Stories: Gun Powder God by H. Beam Piper, Guttersnipe by Rick Raphael, Gallagher's Glacier by Walt and Leigh Richmond, Bill for Delivery by Christopher Anvil, [Serial] Sweet Dreams Sweet Princes by Mack Reynolds. Analog Science Fiction and Fact is the longest-running science fiction magazine. The Brass Tacks of science fiction, also considered Scientist Fiction b/c getting facts right is as important as plot line. George R.R. Martin described Analog as having "the reputation of being hard-nosed, steel-clad, scientifically rigorous, and perhaps a bit puritanical." The "it-could-happen" sci-fi magazine and winner of numerous Hugo and Nebula Awards.