Matthew Arnold (1822-1888) lived here 1868-1873

This is an approximate position

Byron House, Clonmel Close, Byron Hill Road, Harrow-on-the-Hill, London
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Google Streetview OpenStreetMap

Colour: blue

Wikimedia:

Flickr:

See also...
Spudgun67 on Wikimedia Commons
TonyMo22 on Flickr