Some really good news just come from the National Environmental Research Council (NERC) - they have approved extension of the pilot isotope study on Viking Age iron objects (using iron, lead and strontium isotopes) from Bebington, Meols and Fulford to over 100 objects including 30 from Torksey and additional objects from Scandinavia: https://www.nottingham.ac.uk/ncmh/documents/dna/neif-application-october-2021.pdf For provenancing or sourcing the objects, the databases need to be greatly expanded. To assist with this we have organized a joint meeting of the Royal Society of Chemistry and Antiquaries Society to be held at Burlington House, London, June 13th 2022. The web site is: https://www.rsc.org/events/detail/44249/advances-in-isotope-ratio-and-related-analyses-for-mapping-migrations-from-prehistory-to-the-viking-age The figure below shows some very early results. Still a long way to go before we can properly "source" or provenance objects and address the question tha...