Box 2

Scope and Contents

Copy of a NASA document offering opportunities to investigators to participate in the Tropical Wind, Energy Conversion, and Reference Level Experiment (TWERLE) and a summary of responses.

Scope and Contents

Correspondence covering a proposed Phase VI four-year program extension and a presentation of plans to test a Long-Lived Atmospheric Monitoring Balloon (LLAMB), a 14-meter diameter reflecting balloon, and a Micro-GHOST a low cost mid-latitude balloon system are in this file.

Scope and Contents A copy of the proposal for a new international upper air sounding program (GHOST) presented at a WMO meeting in 1957 as well as the first press release on Project GHOST are included in this file as well as correspondence with the office of the President's Science Advisory Committee seeking support for GHOST. Also included is correspondence concerning balloon overflight approval from the Soviet Union to establish a northern hemisphere long duration balloon flight test program (permission to...

Scope and Contents

Correspondence concerning negotiations and operational details for the initial long duration superpressure balloon flights which were launched from Japan in April 1964.

Scope and Contents

A summary of superpressure balloon flights to February 1967 is presented along with a failure analysis and recommendations for a testing program to improve balloon quality. Also included is a discussion of alternate balloon film materials as well as results of cold temperature tests.

Scope and Contents

Patent disclosure for a new balloon design to overcome the problem of balloon icing by changing the balloon float altitude. The concept envisions a helium membrane encased in a balloon inflated with air. A combination of a valve and a pump permits the balloon to ascend of descend.

Scope and Contents

Correspondence regarding requests for and approval of balloon flights of one day duration from Boulder.

Scope and Contents

Correspondence relating to a balloon flight that crossed the equator and entered the northern hemisphere.

Scope and Contents

Correspondence regarding a superpressure balloon launched from Boulder and remained in the northern hemisphere for approximately 216 days.

Scope and Contents

Correspondence regarding a superpressure balloon that flew in the northern hemisphere for 218 days.