Books containing pictures for everyone to remove (4)

I believe the answer is:

oust

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'to remove' is the definition.
(ousting is a kind of removing)

I don't understand the remainder of the clue.

(Other definitions for oust that I've seen before include "responsible for expulsions" , "Expel (from a place)" , "Unseat" , "Give marching orders" , "Overthrow" .)

I've seen this clue in The Times.

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