Analog Science Fiction & Fact Volume CXII No 6 May 1992: A Liberating New Concept in Space Travel, the Magnetic Sail

Includes: Serial - The Modular Man (Conclusion) by Roger MacBride Allen. Novelettes - Adoption by J. Brian Clarke; The Fundamental Right by Doug Larsen. Science Fact - The Magnetic Sail by Robert M. Zubrin. Short Story - The Golden Life by Pete De. Manison. Probability Zero - Self-Limiting by Dr. Robert L. Forward. etc.