Applications Technology Satellite Quarterly Progress Report, 1 Sep. - 30 Nov. 1968
Prefeasibility Study of a Space Environment Monitoring System ( Semos)
Alternate APOLLO Missions - Libration Points
The Smithsonian Earth Physics Satellite (Seps) Definition Study, Volumes 1 Through 4
Orbital and Entry Tracking Accessory for Globes
Stable Longitudes for 12 Hour Eccentric Orbit Satellites
Approach to Rapid Mission Design and Planning
Earth and Ocean Dynamics Satellites and Systems
Laser Space Rendezvous and Docking System Study Continuation
Heat Capacity Mapping Radiometer for AEM Spacecraft
Outline of the Survey on the Development of Earth Observation Satellites
Report on Active and Planned Spacecraft and Experiments