| FAA employee |
| LAX tower gp. |
| ORD tower gp. |
| PDX tower group |
| JFK tower worker |
| J.F.K. tower grp. |
| LAX tower service |
| Flying group: Abbr. |
| F.A.A. airport serv. |
| Fed. airport service |
| F.A.A. airport service |
| LAX tower worker: Abbr. |
| Flight coordinator: abbr. |
| Flight coordinators (abbr.) |
| Federal aviation service gp. |
| Takeoff and landing overseers (Abbr.) |
| Grp. that coordinates E.T.A. and E.T.D. |
| Flight coordinators in a union busted by Reagan: Abbr. |