St Lawrence Whitchurch rebuilt 1715 with baroque interior by James Brydges, later Duke of Chandos, who lived in nearby 'Cannons' and employed G. F. Handel as composer-in-residence

This could be two separate plaques. Church details are at

Robin Sones on Geograph

St Lawrence’s Church, Whitchurch Lane, Canons Park, London
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by Harrow Heritage Trust




See also...
Spudgun67 on Wikimedia Commons
Robin Sones on Geograph