On this site stood The Den Legendary home of Millwall Football Club from 1910-1993

A tell tale ring of adhesive marks the former location of the plaque, which disappeared at some point after April 2019 (based on historic Streetview imagery).

Plaque is now missing

Gate pier at entrance to John Williams Close, Cold Blow Lane, London
Google Streetview OpenStreetMap

by London Borough of Lewisham

Colour: maroon

Wikimedia:

Flickr:

See also...