God, this thread is bringing out the old ones.....
Most of the youngsters won't know what we are talking about. Low level routes, decca approaches (I used to love flying those parabolic lines), decca chart and turrets changes, MADGE, 60 second level sector on the ILS, 300 metres RVR, HF position checks, groundspeeds worked on a stop watch over 10 miles, pickle tasting coffee and the legendary North Sea doorstep sandwiches but to name a few ...........