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Red and blue traditional style letter boxes in shade outside entrance to Windsor Castle Berkshire England Stock Photo - Alamy
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Postbox Painted In The Blue To Signify A Specialist Airmail Box On Manchesters Liverpool Street Uk Photograph by Joe Fox
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Royal Mail hails efforts of NHS workers by painting postboxes blue | London Evening Standard | Evening Standard
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Post boxes are decorated in honour of 'exceptional' NHS staff battling coronavirus | Daily Mail Online
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