Explanatory notes
… books, copy books, diaries, letter pads, memorandum pads, engagement books, address books and books, pads, etc., for … copies and like most manifold business forms are held together by means of a glued and perforated stub. (6) … including perforated sheets for loose‑leaf books, fall generally in headings 48.02, 48.10, 48.11 or 48.23, as the …