Magnetic Variation : 37 phrases in 15 subjects |
Astronomy | 4 |
Aviation | 1 |
Cartography | 1 |
Caspian | 1 |
Electronics | 1 |
Geology | 1 |
Geophysics | 3 |
Household appliances | 1 |
Makarov | 10 |
Meteorology | 3 |
Nautical | 5 |
Navigation | 1 |
Oil / petroleum | 1 |
Oilfields | 2 |
Technology | 2 |