English: The hamlet of Upton shown on a 1945 OS area map of NW Kent around Bexleyheath
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This is a cropped version of the Commons media file File:Dartfordmap1945.jpg. The original work is an Ordnance Survey map over 50 years old, which is covered by Crown Copyright which in this case expires 50 years after publication. Ordnance Survey does however ask that they be credited and that the date of publication be given.
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