Ephemera › HS 3713 - Invoice from John W. Leitch & Co, Aniline Dye & Chemical Manufacturers, Milnsbridge, near Huddersfield 1910 Image 1 of 1 HS 3713 - Invoice from John W. Leitch & Co, Aniline Dye & Chemical Manufacturers, Milnsbridge, near Huddersfield 1910 £30.00 Unusual two colour printing. Two filing holes in left margin. Add To Cart Added! Unusual two colour printing. Two filing holes in left margin.