Suppose you researching a book on the history of Boeing B-17.
Suppose you researching a book on the history of the Boeing B-17.
Which of those sentences sounds more complete and correct?
OK, so why on an hour-long PBS documentary on the Concorde, were people constantly talking about "Concorde" this and "Concorde" that, as opposed to "the Concorde" this and that?
It is easy enough to find similar examples on Aviation SE. Just start to enter any proposed new question with "Concorde" in the titlea and you'll see what I mean, in the long list of "Questions that may already have your answer".