Fig. 12From: Navigating conservation strategies: linking material research on alum-treated wood from the Oseberg collection to conservation decisionsX-ray tomographic image of Oseberg 185-5. The wood cells are shown by thin grey lines. Alum salts (white/grey) dominate the image. The presence of a denser compound is circled. The bar shows 50 μm. Acquired at TOMCAT, PSI, by HK, MC and SBBack to article page