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                 Over 1978 and 1979 a silent crisis played on behind-the-scenes. Over 20 aircraft vanished. Few were reported in newspapers. They remained only in official databases until Gian Quasar discovered them in a database search in 1993. Some of the cases are presented here in brief.  | 
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                 Two Year Crisis  | 
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                 1978  | 
            
                 1979  | 
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