| 1. | They still operate as navigation aids for the channel into Warrnambool harbour.
|
| 2. | We shall try, as far as possible, to use medieval navigation aids,
|
| 3. | For example, flights over the ocean _ where radio beacon navigation aids
|
| 4. | Stars have been used as navigation aids ( see Celestial navigation ).
|
| 5. | The ground visual navigation aids on 10 April 2010 were not effective.
|
| 6. | Categories are navigation aids and should be brief and pointed and not mislead.
|
| 7. | The runway, taxiway, and communication and navigation aids are County owned.
|
| 8. | This is not fundamentally an encyclopedic topic; it's a maintenance / navigation aid.
|
| 9. | Intended as practical navigation aids, they cost as little as ?.
|
| 10. | The runway is not marked and other than a NDB lacks navigation aids.
|