Spacecraft Films, NASA
NASA's Aeronautics and Space Reports for 1966 features 12 monthly reports (#13 through #24) 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.
Destiny in Space
Mission to Mir
Blue Planet
Spacewoman
Failure Is Not an Option
Apollo 17, on the Shoulders of Giants
The Last Man on the Moon