Fig. 8From: Unravelling the construction of silver filigree spheres from a seventeenth century shipwreck using non-invasive imagingReconstructed tomography models of sphere 5372-013, where bright areas indicate highly absorbing material. The central band that joins the hemispheres is indicated by the red accolades. Top row: µCT; bottom row: NT. a, d The exterior; b, e the interior, centrally sliced through the loop; c, f a single (30 µm thick) slice, corresponding to the frontal view shown in b and eBack to article page