| Clue | Source | Date |
|---|---|---|
| Home office item that's surprisingly expensive to replace | New York Times | 07 Nov 2016 |
| Home office item that's surprisingly expensive to replace | ||
| Fountain-pen part (Circled Letter Group B) | The Chronicle of Higher Education | 02 Oct 2015 |
| Fountain-pen part (Circled Letter Group B) |