Design 5 from the Sutton Hoo helmet, retraced and vectorized from p. 202 of The Sutton Hoo Ship-Burial, vol. 2 (1978).
Own work
This file was derived from: Sutton Hoo helmet fig4.svg
Information from:

1978 - The Sutton Hoo Ship-Burial, vol. 2 - Ch. 3 - The Helmet.pdf; design 5 p33
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