Spine of clever album torn unfortunately (9,6)

I believe the answer is:

vertebral column

'spine' is the definition.
(synonyms)

'clever album torn unfortunately' is the wordplay.
'unfortunately' indicates anagramming the letters (a bad or unfortunate spelling).
'clever'+'album'+'torn'='cleveralbumtorn'
'cleveralbumtorn' with letters rearranged gives 'VERTEBRAL COLUMN'.

'of' is the link.

I've seen this clue in The Times and The Sunday Times.

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