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ESJ #27
$7.75
Articles
"The Gravitational Spacecraft," Fran de Aquino
"Experiments with Ion Threads," William J. Beaty
"Electromagnetic Space Ship: An Electrical Essay," Joseph Slepian
"The Teslon," George W. Damm
"The Shape of Light," Leslee Kulba
Executive Editor: Charles A. Yost
Jul/Aug/Sept 1997 issue
Published Dec. 23, 1998
32 pages, illustrated
grayscale