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.
2022
2011
2017
2014
2008
2005
2010
2021
1896
1897
2004
2016
2002
1991