Staffordshire helmet was similar to which helmet found during a 1939 excavation?
Staffordshire helmet:  Following those found at Benty Grange, Sutton Hoo, Coppergate, Wollaston, and Shorwell, it is only the sixth known Anglo-Saxon helmet. Sutton Hoo helmet: The Sutton Hoo helmet is a decorated Anglo-Saxon helmet discovered during the 1939 excavation of the Sutton Hoo ship burial.
Sutton Hoo helmet