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. 2015 Jul 28;6:7865. doi: 10.1038/ncomms8865

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(a) Palaeointensity based on multispecimen technique12 data (Supplementary Table 6) applied to ceramics. Uncertainties are from jack-knife-1 analyses (1σ). (b) Palaeointensity based on Thellier–Coe17 and Shaw18 palaeointensity data meeting selection criteria from ceramics and burnt floors (Supplementary Tables 7 and 8, ref. 9). Palaeointensity means (large circles) shown with 1σ uncertainties. Model prediction CALS3k.4 from ref. 11 and from gufm1 from ref. 15.