51:43

Planetary Gear Set Operation - AUSV 2520

7:22

Carbon Arc light demo

8:36

Kempton Steam Museum - The Mercury Arc Rectifiers

57:09

1984 5hp Briggs & Stratton engine Restoration - Full Version-

8:05

The WWII 60cm German Searchlight

6:20

Recreating An Antique Carbon Torch (Oxy/Acetylene Alternative)

5:53

Hybrid Planetary Gearset Trainer

7:52

Carbon Arc Projectors