| Acronym | Meaning |
 | NSTL | National Space Technology Laboratories |
| DOT | Department Of Transportation |
| VA | Department Of Veterans Affairs |
| SSS | Selective Service System |
| DOE | Department Of Energy |
| DESA | Department Of Economic And Social Affairs |
| USMC | United States Marine Corps |
| AHS | American Housing Survey |
| ARL | Army Research Laboratory |
| ACF | Administration For Children And Families |
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