| Answer | Crossword Clue |
|---|---|
| UPC | Bars below ISBN numbers |
| UPC | It's often below an ISBN |
| Answer | Crossword Clue |
|---|---|
| UPC | Bars below ISBN numbers |
| UPC | It's often below an ISBN |
Crossword
a puzzle consisting of a grid of squares and blanks into which words crossing vertically and horizontally are written according to clues.