National Scientific Balloon Facility (NSBF) Newsletter, lists balloon flights for September 1976, flights scheduled for the next three months, significant events, coming events, information about long duration balloon flight electronics, and a long duration ballooning questionnaire. Flight schedu... Show moreNational Scientific Balloon Facility (NSBF) Newsletter, lists balloon flights for September 1976, flights scheduled for the next three months, significant events, coming events, information about long duration balloon flight electronics, and a long duration ballooning questionnaire. Flight schedule includes the names of the scientists and their institutions. Show less
