Sinclair Sovereign [SEP] service entry
What year is Sinclair Sovereign associated with? What was the year Sinclair Sovereign entered service? In what year did Sinclair Sovereign enter service? What year was Sinclair Sovereign made? What year was Sinclair Sovereign commissioned? What year was the service entry date for Sinclair Sovereign? In which year was the service entry date for Sinclair Sovereign? Which was the official year for the approval of Sinclair Sovereign?
1976
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Section::::Abstract.
Sinclair Sovereign
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