"© Licensed to London News Pictures. 17/08/2018. LONDON, UK. A sign writer practices at ""Letterheads 2018: London Calling"", an international gathering of professional sign writers and lettering artists from over 30 countries.  The event is taking place at the Bargehouse, Oxo Tower Wharf in central London untikl 19 August.  Photo credit: Stephen Chung/LNP"
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