Film Loops -- Astronomy

Cavendish Experiment (measurement of 'G')               75,75a 
Eclipse of the Moon                                     117
Eclipse of the Sun                                      116
First U.S. Spacewalk                                     98
Jupiter Satellite Orbit                                  72
Kepler's Laws                                            73
Report from Mars:   Mariner 9                            96
Retrograde Motion:   Geocentric model                    70
Retrograde Motion:   Heliocentric model                  71
Roving on the Moon:    Apollo 15 and 16                  99
Solar Flares                                             119
Solar Prominences                                        115
The Sun:    Prominences and Flares  Skylab               122
Unusual Orbits                                           74
Views of the Earth While Receding in Space               97