Elemental Mapping of Historical Daguerreotypes Using Monochromatic Micro‐XRF: Imaging, Degradation, and Conservation Potential. - Tobisch, Valentina Ljubić; Ingerle, Dieter; Wobrauschek, Peter; Streli, Christina; Steiger‐Thirsfeld, Andreas; Whitmore, Karin; Kautek, Wolfgang; Hradil, Klaudia (XRS: X-ray Spectrometry, 2026)