Description: This piece is part one in a series of posts about Smithsonian Institution Archives’ (SIA) paper conservator and interns working on stabilizing a 1921 panoramic photo of air mail pilots and crews that is being moved to the National Air and Space Museum’s (NASM) Steven F. Udvar-Hazy Center. You can see Part II here. In addition to being the Paper Conservator for the Smithsonian
Description: Watch how we make invisible Beatles’ autographs visible with Reflectance Transform Imaging, a technique for forensic document examination.