This cache is not at the published co-ords. It is hidden in a publically accessible location and no tresspassing on private property is requried. The GZ is within two miles of the published co-ordinates and the cache is not hidden on the railway line.
Please use the images and information below to work out where the cache is hidden. N51 and E000 can be assumed.
The year was 1991. The location was Kensington Gore. The focal point was a square circle...