ผู้เขียน: Olofsson Nina Olofsson

The basic knowledge to sort yourself out when encountering problems at sea is largely forgotten. How to find your way when the GPS plotter has a blackout, how to get yourself off when grounded, how …

The basic knowledge to sort yourself out when encountering problems at sea is largely forgotten. How to find your way when the GPS plotter has a blackout, how to get yourself off when grounded, how …