By Sophie Cockerham and Jonathan Bucks For The Mail On Sunday
Published: 00:37 BST, 1 September 2019 | Updated: 00:41 BST, 1 September 2019
The owners of an 18th Century mansion immortalised in Mary Poppins have blamed council planners for the collapse of their ceiling after a neighbour was allowed to build a huge basement extension.
Neighbour, City financier Caspar Berendsen, added a gym, two bedrooms and a playroom to Grove Lodge, Hampstead, London, causing the ceiling of Admiral's House to collapse. John and Pascal Gardiner – who own Admiral’s House, had opposed plans and expect repairs to cost £100,000
John and Pascal Gardiner – who own Admiral’s House, the fictional residence of author P. L. Travers’s eccentric character Admiral Boom – had opposed plans by City financier Caspar Berendsen to add a gym, two bedrooms and a playroom to his Grove Lodge home.
But despite the support of other residents in Hampstead, North London – including actor Tom Conti, who said it was ‘inhumane to inflict this dreadful noise and everything else connected to such excavation on people living nearby’ – Camden Council approved the scheme.
Now the Gardiners claim work on Grove Lodge, a Grade II