| Answer | Crossword Clue |
|---|---|
| RARE | Like valuable stamps |
| RARE | Like many valuable stamps |
| RARE | Like some stamps |
| RARE | Like inverted Jenny stamps |
| RARE | Like Inverted Jenny stamps |
| GUMLESS | Like some stamps or envelopes |
| PERFORATED | Like a sheet of stamps |
| PERF | Like most postage stamps: Abbr. |
| RARE | Like Inverted Jenny postage stamps |
