| Acronym | Meaning |
| SESS | Space Environment Support System |
| SST | Supersonic Transport |
| FAC | Facilities Advisory Council |
| EXPRS | EXpendable Probe Receiver System |
| BRS | Bibliographic Retrieval Service |
| MLNAC | Mesa Lab Network Access Completion |
| APS | Array Processing System |
| ERAB | Energy Research Advisory Board |
| ARPA | Archaeological Resources Protection Act |
| GBDS | GARP Basic Data Set |