Addendum to presentation on A unique approach to balloon station keeping
By: by Edgar R. Bourke II
Contributors: Raytheon Company. Space and Information Systems
Publisher: Raytheon Co.
Published: 1969
Place of publication: Waltham, Mass.]
Language: eng
Number of pages: 16
Subjects: Balloons; Balloon ascensions
Notes: "February 7, 1969."