wyświetlenia
7:48
Why Do Ships Have Two Balls?
16:26
Correction of D & E by Soft Iron Sphere
1:42
Soft Iron Spheres | Magnetic Compass | Merchant Navy #earth #navy #shiplife #magnetic
1:03
Athwartships Corrector Magnets | Magnetic Compass | Merchant Navy #earth #navy #shiplife #magnetic
8:28
Coefficient D & Soft Iron Spheres
2:21
The Nine Rods | Magnetic Compass | Merchant Navy #earth #navy #pole #magnetic #compass
17:50
What should you know about 9 Rods
2:53
Magnetic Compass Binnacle
