The Hardanger embroidery reference article from the English Wikipedia on 24-Apr-2004
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Hardanger embroidery

Helping orphans the way you would do it
Hardanger embroidery is a form of embroidery worked in white yarn on a coloured Hardanger cloth, using drawn thread work.

It is a form of counted-thread embroidery

It originates from the Hardanger district in Western Norway.

Amongst the special techniques used are: