 |
| English thesaurus | |||
| |||
| PEN (telephone - obsolete); PEN2000 (telephone - FTS2000 for USPS) | |||
| Postal Service: 50 phrases in 15 subjects |
| Advertising | 2 |
| Astronautics | 1 |
| Business | 7 |
| Communications | 1 |
| Finances | 1 |
| General | 7 |
| Law | 1 |
| Librarianship | 1 |
| Makarov | 2 |
| Military | 21 |
| Postal service | 2 |
| SAP tech. | 1 |
| Statistics | 1 |
| Trade classification | 1 |
| United States | 1 |