13 captures
21 Apr 2021 - 11 Aug 2025
Mar
APR
May
21
2020
2021
2022
success
fail
About this capture
COLLECTED BY
Collection:
Wikipedia Eventstream
TIMESTAMPS
The Wayback Machine - https://web.archive.org/web/20210421172632/https://ntrs.nasa.gov/api/citations/19850008388/downloads/19850008388.pdf
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