Sydenham to Crystal palace, just a couple of caches to fill in the area.
A simple multi to continue the series, at the posted co-ords there is a Green Chain Walk sign post.
Crystal Palace Park is A miles, Beck'm Place Park is B miles and Dulwich Park (Centre) is C D/E miles away.
N51° 25.(B+A+C)BA W000° 04.(A+C)(A*E)C
Checksum - 46
Parking available nearby on Crescent Wood Road.