First
Flight |
Model |
Military
Number |
Name |
c.1966 |
SO-1 |
|
|
c.1972 |
SO-3 |
|
|
|
|
The
Instytut Lotnictwa (Institute of Aviation) was founded in
1926 to test and approve aviation equipment and supervise the
aviation industry in Poland. Later the scope of its work was
expanded to include research and development activity. |