The word "archive" refers to a collection of important documents, records, or files that are preserved for future reference or study. It is like a library that stores historical or valuable information. Full definition
A lot of their time is spent communicating with colleagues or carrying out research in archives of documents. (targetjobs.co.uk)
Until recently, a question about the specific terms of a land agreement would require hours of research in archives of our paper records. (massaudubon.org)
Do I need to look back in archives for working around tan tile floors? (mariakillam.com)