Volume changes of the lifting gas due to temperature changes or to changes of altitude are compensated for by pumping air into internal ballonets (air bags) to maintain the overpressure. Without sufficient overpressure, the blimp loses its ability to be steered and is slowed due to increased drag and distortion.
Maurice Jarre The publisher credits Barry Devorzon and Perry Botkin with composing Nadia's Theme. Maurice Jarre.
Nadia Boulanger in 1925. Juliette Nadia Boulanger (French: [Êy.ljÉt na.dja bu.lÉÌ.Êe]; 16 September 1887 â 22 October 1979) was a French composer, conductor, and teacher. She is notable for having taught many of the leading composers and musicians of the 20th century. She also performed occasionally as a pianist and organist.