1.   Boeing also is continuing its own private studies of supersonic jet development.

2.   Both supersonic jet and zeppelin, Lewis pointed out, were symbols of national pride.

3.   During that century, the world has passed from horseless carriages and streamlined steam locomotives to supersonic jets, spaceships and wearable computers.

4.   For the French, the famed supersonic jet shared a glamorous stage with champagne, the Cannes film festival, and truffles.

5.   For more than two decades, the United States refused to sell supersonic jets and other sophisticated weapons to Latin America.

6.   For pilots, flying the supersonic jets would resemble a trip to a video arcade.

7.   He spent more than a year learning to fly supersonic military jets, becoming, by most accounts, among the best in his squadron.

8.   If so, high-end tour operators who have charted Concorde supersonic jets for around-the-world tours would like to hear from you.

9.   In that dispute, the Americans are threatening to bar landings by the Concorde supersonic jet that flies from London and Paris.

10.   Most experts agree that a new supersonic jet built today would still be too expensive for most airlines to operate.