Dart,
In acknowledgement of your edit, I shall do the same.
You make 3 (now 2) really valid observations.
cxorcist,
The Original Air Force had no hard and fast rules in that regard IIRC. The Cottesmore/Wittering and Lossiemouth/Kinloss pairs being cases in point.
Last edited by Max Reheat; 18th September 2012 at 10:19.