| Registration / Serial: | HB-SOI |
| Aircraft Original Type: | Druine D-31 Turbulent |
| Aircraft Generic Type: | Druine D-31 Turbulent |
| Aircraft Version: | Druine D-31 Turbulent |
| C/n (msn): | 1 |
| City / Airport: | Grenchen (LSZG)Map |
| Country: | Switzerland |
| Photo Date: | 30 March 1975 |
| Photo by: | Trevor WarneContact |
| Photo ID: | 255047Submit Correction |
| View count: | 443 |
Built in 1958 this Swiss homebuilt was current on the Swiss register in 2018 aged 60. Scanned from a slide.
| Registration / Serial: | HB-SOI |
| Aircraft Version: | Druine D-31 Turbulent |
| C/n (msn): | 1 |
| City / Airport: | Grenchen (LSZG)Map | Country: | Switzerland |
| Photo Date: | 30 March 1975 |
| Photo by: | Trevor WarneContact |
| Registration / Serial: | HB-SOI |
| Aircraft Original Type: | Druine D-31 Turbulent |
| Aircraft Generic Type: | Druine D-31 Turbulent |
| Aircraft Version: | Druine D-31 Turbulent |
| C/n (msn): | 1 |
| City / Airport: | Grenchen (LSZG)Map |
| Country: | Switzerland |
| Photo Date: | 30 March 1975 |
| Photo by: | Trevor WarneContact |
| Photo ID: | 255047Submit Correction |
| View count: | 443 |
Built in 1958 this Swiss homebuilt was current on the Swiss register in 2018 aged 60. Scanned from a slide.
| Registration / Serial: | HB-SOI |
| Aircraft Version: | Druine D-31 Turbulent |
| C/n (msn): | 1 |
| City / Airport: | Grenchen (LSZG)Map | Country: | Switzerland |
| Photo Date: | 30 March 1975 |
| Photo by: | Trevor WarneContact |