Our colleague Andrew Behan, tracked this down to "West Hampstead Amenity and Transport".
January 2024: John Davis provided this link to the organisation: "WHAT started in 1973 as a protest against traffic schemes that would have turned some of our local streets into major through roads."
This section lists the memorials created by the subject on this page:
West Hampstead Amenity & Transport (WHAT)
We discovered the plaque through the Stationmaster app. This is rather sad. ...
The tenants and leaseholders of the Royal Borough of Kensington and Chelsea manage their own homes, 9,760 properties, through this Tenant Management Organisation.
Parish Church of All Hallows, servers and members of the choir and congregation who died in the Great War.
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