https://edithsstreets.blogspot.com/2009/11/londonhertfordshire-boundary-cattlegate_25.html
The London/Hertfordshire boundary - Cattlegate
GLC/Enfield boundary. Goes on down Cooperslane Road and then crosses Cattlegate Road. It then begins to curve south east TL 2853101862 C...
the londonhertfordshireboundary