Fearless World War Two woman spy who slipped into occupied Norway aboard a submarine before becoming Bletchley Park codebreaker dies aged 91 Received Bletchley Park Badge and The Freedom of Bletchley Park honour for her 'vital work' in Second World War Kept code-breaking work secret - even from her family - until last year Operations helped famous sabotage attack by 'Heroes of Telemark', immortalised in 1965 film After mission was over Sigrid Green walked from Norway to Sweden.
Sea going vessels were often mounted with a dragon or serpents head on the prow. The dragon head was simply to frighten away sea monsters and spirits. When approaching land the head could be removed to prevent scaring off the friendly land spirits
The Norse god Tyr and Fenrir, from a Viking carving from eighth century Sweden. Tyr sacrifices his hand to entice Fenrir wolf into bondage: the warrior often gives profoundly of himself to secure the safety of the community he is sworn to defend.