Fig. 1
From: Microstructure and long-term corrosion of archaeological iron alloy artefacts
Location of sampling sites where observations and analyses were performed. 1 = drawing of the object, 2 = schematic representation of the cross section (hatched regions: metallic iron), 3 = optical images: grey regions: dense corrosion products. a Object #1, b object #2, c object #3 and d object #4. On the (1) drawings, the hatched drawing represents the metal part