Along with Barrow Hematite Steel Company Limited, what was the other major target of the Barrow Blitz?
Barrow Blitz:  VSEL shipyard was the main target for bombing alongside Barrow's steelworks which were formerly the largest in the world. Barrow Hematite Steel Company: The Barrow Hematite Steel Company Limited was a major iron and steel producer based in Barrow-in-Furness, Lancashire (now Cumbria), England, between 1859 and 1963.
VSEL shipyard