| Answer | Crossword Clue |
|---|---|
| SCALE | Map ratio indicator |
| COLON | Ratio indicator |
| MACHMETER | Airspeed ratio indicator |
| SCALE | Map ratio |
| SCALE | Map maker's ratio. |
| RTE | Map indicator |
| ARROW | Map indicator |
| STAR | Capital indicator on a map |
| ISOBAR | Pressure indicator on a map |
