LOUISE MURRAY / SCIENCE PHOTO LIBRARY LOUISE MURRAY / SCIENCE PHOTO LIBRARY
Twenty pound Scottish banknote in UV light, close up. The design on this Scottish Clydesdale Bank 20 pound sterling banknote incorporates an invisible pattern of bars that fluoresces in ultraviolet (UV) light. This and other security measures are designed to prevent counterfeiting.
Model release not required. Property release not required.