There is nothing at the posted co-ordinates.
N50
Battle of Britain - Girlguiding
The Tailor of Gloucester - Jeremy Fisher
Sherlock Holmes - Paddington (station)
Decimal Day - Glasgow Commonwealth Games
Victoria Cross Medal - Dictionary
W001
Suffragettes - NHS
Iguanodon - Wallace and Gromit
Roger Bannister - Public Libraries
Benjamin Britten - Christopher Ironside
Representation of the People Act - WWF
You can validate your puzzle solution with certitude.