The Internet Archive's copyright policy provides a mechanism for reporting copyright infringement. The report must include a signed statement by the copyright holder!
I couldn't find a mechanism for the general public to report copyright infringement. The public can report 'errors' but perhaps no one reads them — I reported some copyright date errors and got no response.
Recently someone scanned some volumes of Roman Imperial Coinage (RIC) but mis-identified the copyright date, allowing works that I believe are still in copyright to be downloaded as large PDF files. Nearly 200 people have downloaded them. This could open the Archive up to big problems if the copyright holder notices.
I'm surprised the Archive makes it so difficult for the public to report potentially expensive problems.
ANS coins from RIC 6-10 published to OCRE, and other updates - Following the release of volumes 6, 7, 8, and 10 to OCRE, we have republished our coins from these volumes to link them into the newly-published coin type ...
12 hours ago