Pretty odd copper dart is cut (7,8)

I believe the answer is:

picture postcard

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'pretty odd copper dart is cut' is the definition.
I can't judge whether this defines the answer.

'odd copper dart is cut' is the wordplay.
'odd' indicates anagramming the letters.
'copper'+'dart'+'is'+'cut'='copperdartiscut'
'copperdartiscut' anagrammed gives 'PICTURE-POSTCARD'.

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I've seen this clue in The Daily Express.

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