Ephemera › HS 2771 - Invoice from Mappin & Webb Ltd, Goldsmiths and Silversmiths, 158-162 Oxford Street, London 1914. Image 1 of 1 HS 2771 - Invoice from Mappin & Webb Ltd, Goldsmiths and Silversmiths, 158-162 Oxford Street, London 1914. £28.00 With overprinted 1d stamp attached. Add To Cart Added! With overprinted 1d stamp attached.