https://www.youtube.com/embed/QIrELLSWWB8
Quelle: https://www.youtube.com/watch?v=QIrELLSWWB8
This video shows how OS maps are divided into different grid references and how we can use these to identify 4 figure and 6 figure grid references. This enables you to exactly find or pinpoint a region or place (Geographer Online 2012).
https://www.youtube.com/embed/QIrELLSWWB8 -->