Holograms (found on 56 banknotes): Holographic visuals that change physical appearance when seen from distinct angles, usually showing 3D consequences or colour shifts to improve safety. text and/or photographs Use a 3D physical appearance elaborate engravings which include guilloche and micro textual content lifted printing a checksum or serial number https://emilianollgas.free-blogz.com/79958951/everything-about-top-selling-copyright-banksnotes