Light-fastness testing dates back to as early as 1733. In the late 19th century with early art conservation studies, Russell and Abney published Action of Light on Watercolors in 1888 sparking a concern with light and the aging of cultural materials.Druzik, J. Oriel Microfading Tester (MFT): a Brief Description. Research and Technical Studies. 2010, 2, 1-14. Microfading, as a technique, was first identified in Paul Whitmore’s lab book entry on September 21, 1994. His work on the topic was later published in 1999.Ford, B. Non-Destructive Microfade Testing at the National Museum of Australia. The Australian Institute for the Conservation of Cultural Material Bulletin. 2011, 32, 54-64.
