Enter a clue or pattern or both:
The Clue
Put on microfiche, maybe (7 letter answer)
The Answer
ARCHIVE
Tags
Notes
The answer ARCHIVE is so rare that it appears less than once every 2500 puzzles.
Related Clues
Extensive collection of data
Definition
ARCHIVE as a noun:
1. a depository containing historical records and documents
ARCHIVE as a verb:
1. (archive, file away) = put into an archive