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In page Marina Popovich:
"She became a Soviet Air Forces pilot in 1963, and in 1964 was admitted as a military test-pilot. Later that year (June 10),[3] she broke the sound barrier in a MiG-21. She entered the military reserves in 1978 and then joined the Antonov Design Bureau as a test pilot. At Antonov, she set ten flight records on the Antonov An-22 turboprop.[citation needed] She retired in 1984.
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