Information collated from: Anonymous, ‘Telephone in a Tin Hat’, Advertiser’s Weekly, Vol. 120, No. 1,559, April 8 1843, p.34.
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Mass Communications Academic, @MMUBS. British Home Front Propaganda posters as researched for a PhD completed 2004. In 1997, unwittingly wrote the first history of the Keep Calm and Carry On poster, which she now follows with interest.