We can out of the aircraft underlying markings indicate that the aircraft in addition to its original Stkz. BH + AM, and its “current” 8L + FH, also had markings 8L + BH.
Ernst Knutsen has recently made a new discovery that may help to strengthen this assumption. During cleaning of funktochter compass, from the rear cockpit, , under a cover found a deviation disc with the following data printed at:
wave 850 KHz ( area to the automatic navigation system ? )
aircraft 8L + BH
Compass glass cover
Deviasjonsskiven mounted compass
Detail of the wafer marking