Duckworth appears in 4 issues in this volume.
Armstrong; The Lost Crown of Genghis Khan!
July 1, 1988
Windfall on Mt. G'zoontight; The Invisible Intruder; Star Island Treasure
June 1, 1989
The Bedeviled Dime; Sidereal Estate
August 1, 1989
Sky-High Hi-Jinks; Gyro Gearloose:The Odd Order; Cave of Ali Baba; Gyro Gearloose:The Bird Camera; The Magic Lamp
January 1, 1990
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