Files are 25 million bibliographic index files which were produced by US Federal employees, so yes, they're likely in the public domain as a result. https://en

Files are 25 million bibliographic index files which were produced by US Federal employees, so yes, they're likely in the public domain as a result. https://en.m.wikipedia.org/wiki/Copyright_status_of_work_by_the_U.S._government https://en.m.wikipedia.org/wiki/Copyright_status_of_work_by_...