Spirax #56504 Carbonless 504 Cash Receipt Book 102X127Mm 50 Duplicate Sets Spirax Carbonless Books are spiral bound to ensure your copies remain in place. All carbonless books are made using high quality NCR paper so your duplicate copies remain clean and crisp. The range consists of books suitable for use in most areas of business including reception, accounting, ordering and delivering. Spirax Cash Books are made using the same quality you love in our Spirax Cardboard Note Book range but with red rulings. Includes a protector board to prevent write through onto 2nd form. Spiral binding ensures the covers and forms can be folded backwards. 50 duplicate sets. 1 form per page. From traditional note books to business books, subject books, lecture books, graph & music books, Spirax note books are ideal for use at the office, at home and at school. For over 85 years the Spirax brand is synonymous for its consistent premium quality; setting a benchmark as the market leader within the cardboard note book category. Spirax has five core categories and approximately 100 products; there is a note book to suit every need from everyday, education, business and personal use. Spirax is continually developing innovative products within the note book category which continue to keep the market relevant to our consumers ever changing needs.