Countdown
Subtitle: skydiver, rocket, and satellite motion on programmable calculators
By: Robert Eisberg and Wendell Hyde.
Contributors: Hyde, Wendell, joint author.
Publisher: Dilithium Press
Published: 1979
Place of publication: Portland, Or
Language: eng
Number of pages: 106
Subjects: Rocketry -- Data processing.; Orbits -- Data processing.; Skydiving -- Data processing.; Programmable calculators.