Yorke Street
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High above eye level sits the sign of Yorke Street (1636).
This is possibly London's oldest street sign although the three houses it is affixed to (34-38) date only to 1733.
Note that the sign is located just under the roof line on the south side of Tavistock Street.
Coordinates: 51°30'43.90"N 0°07'12.82"W