Archaeological sites around the world are threatened by forces including population growth

Based on extensive research

in which artists increasingly catered to affluent collectors of the professional and merchant classes

and the only known illuminations by the Cologne painter called the Master of Saint Veronica

Effects of Light on Materials in Collections: Data on Photoflash and Related Sources 2022 Holiday Archaeological sites around the worldTerry T. Schaeffer The impact of light on works of art and archival materials has long been an issue of concern to conservators and other museum professionals, yet the literature on this subject has never been systematically reviewed. This volume fills that gap by providing a survey of the impact of exposure to light with an emphasis on photoflash and reprographic sources. The information provided will assist the professional audience, especially