In rolls of a width exceeding 610 mm

37.03 Photographic paper, paperboard and textiles, sensitised, unexposed. 3703.10 - In rolls of a width exceeding 6 10 mm - Other, for colour photography (polychrome) 3703.90 - Other 3703.20 This heading covers all sensitised, unexposed photographic paper, paperboard and textiles, flat or rolled. It therefore includes : (1) Paper and textiles for the production of positive photogra hic prints. These may be used in amateur, professional, X-ray, electro-cardiographic, recor ing, photocopying, etc., work. X (2) The so-called paper " plates " and " films " used to produce negatives by exposure in a camera. (3) Ferricyanide, ferro-gallate, etc., paper used to produce blue-prints, etc. The heading does not include : (a) Instant print film in the flat or in rolls, sensitised, unexposed (heading 37.01 or 37.02). (b) Exposed but not developed, photographic paper, paperboard or textiles (heading 37.04). (c) Prepared but unsensitised paper, aperboard or textiles, e.g., paper coated with albumin, gelatin, barium sulphate, zinc oxide, etc. ( hapter 48 or Section XI). (d) Developed photographic paper, paperboard or textiles (Chapter 49 or Section XI).