Enter a clue or pattern or both:
The Clue
Edison, e.g.: Abbr. (3 letter answer)
The Answer
INV
Tags
Notes
The answer INV is rarely seen, appearing only about once every 1800 puzzles.
Related Clues
Bill: Abbr.
Accts. payable receipt
Bookkeeper's mailing: Abbr.
Itemized bill: Abbr.
Stock or C.D.: Abbr.
Storekeeper's stock: Abbr.