5ed06afa_College___Copyright___Fair_Use__3
[0] A work if "the existing format in which a work is stored has become obsolete" [1] A librarian can make up to three copies "solely for the purpose of replacement of a copy...that is damaged, deteriorating, lost or stolen." [2] Section 108, Copyright Act (1976) as amended by the Digital Millennium Copyright Act [3] 
The library must first determine that after "reasonable investigation that copy...cannot be obtained at a fair price" or that the format is obsolete.
Westminster College - Copyright & Fair Use
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