There are special rules for archives that might help: https://www.copyright.gov/title17/92chap1.html#108 https://www.copyright.gov/title17/92chap1.html#108 Not

There are special rules for archives that might help: https://www.copyright.gov/title17/92chap1.html#108 https://www.copyright.gov/title17/92chap1.html#108 Not sure if that's the specific part that lets them do what they do, or if that's from some other rule, just pointing out that this kind of rule exists.