NASA's Aeronautics and Space Reports for 1968 features 12 monthly reports (#38 through #49) that cover a wide variety of topics. Each of the reports is around 4 1/2 minutes long, with a longer recap in the December report.
2023
2017
2020
2004
1968
2005
2007
2003
2009
1963
1971
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2011
2006