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Old 14th Jan 2019, 14:27
  #30 (permalink)  
DaveReidUK
 
Join Date: Jan 2008
Location: Reading, UK
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Originally Posted by Ian W
The aircraft is doing regular 'proving' flights KATL - KDAB and multiple other airports with the callsign currently DL9964.
All four of the aircraft delivered to date seem to have performed only those DL99xx proving flights so far.
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