![](https://www.comicbookdaily.com/wp-content/uploads/2014/10/adventure-logo-see-through.jpg)
A few things a collector can look for when trying to detect if any pieces have been replaced.
Read MorePiece Replacement![](https://www.comicbookdaily.com/wp-content/uploads/2014/10/staple-hole-manipulation.jpg)
A book might have its staples restored – either through cleaning or outright replacement.
Read MoreStaple Manipulation![](https://www.comicbookdaily.com/wp-content/uploads/2014/09/trimmed-edge.jpg)
Trimming is easily the most difficult form of restoration to detect, at least with any degree of certainty.
Read MoreTrimming![](https://www.comicbookdaily.com/wp-content/uploads/2014/09/action-logo-cropped.jpg)
But more than a quick glance at almost any comic book cover in existence will reveal that all the blue’s, red’s, green’s and especially grey’s are far more than a simple blotch of colour on paper.
Read MoreHalftone patterns and overpainting![](https://www.comicbookdaily.com/wp-content/uploads/2014/08/det225-blue-light.jpg)
While some evidence of restoration can be revealed by viewing a book in natural daylight and using a magnification loupe, my favourite tool in detecting restoration (both amateur and professional) is my UVA blacklight.
Read MoreBlacklights