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.
2021
2008
2019
1996
1994
1997
2007
2018
2010
1990
2002
1989
2005
2006
2016