Sukhoi-Gulfstream S-21 was a projected Russian-American supersonic business jet.In the early 1990s, Gulfstream Aerospace and the Sukhoi Design Bureau of Moscow began a joint effort to develop a supersonic small business jet, code named the S-21.
| Attributes | Values |
|---|---|
| rdfs:comment |
|
| foaf:depiction | |
| manufacturer | |
| thumbnail | |
| type |