| Registration / Serial: | NX337E |
| Alternate Registration: | X337E |
| Aircraft Original Type: | Invincible Centerwing |
| Aircraft Generic Type: | Invincible Centerwing |
| Aircraft Version: | Invincible Centerwing |
| C/n (msn): | 101 |
| Location: | Not known |
| Region / Country: | Wisconsin, United States |
| Photo Date: | November 1929 to February 1930 |
| Photo from: | AirHistory.net Photo Archive |
| Photo ID: | 590663Submit Correction |
| View count: | 355 |
The Centerwing was a project of the Invincible Metal Furniture Co. Three were built before the Depression ended the project. Photo is at either the current Manitowoc airport, which did exist in 1929, or on a frozen Lake Michigan. Photo from: University of Wisconsin Digital Collections
| Registration / Serial: | NX337E |
| Alternate Registration: | X337E |
| Aircraft Version: | Invincible Centerwing |
| C/n (msn): | 101 |
| Location: | Not known | Region / Country: | Wisconsin, United States |
| Photo Date: | November 1929 to February 1930 |
| Photo from: | AirHistory.net Photo Archive |
| Registration / Serial: | NX337E |
| Alternate Registration: | X337E |
| Aircraft Original Type: | Invincible Centerwing |
| Aircraft Generic Type: | Invincible Centerwing |
| Aircraft Version: | Invincible Centerwing |
| C/n (msn): | 101 |
| Location: | Not known |
| Region / Country: | Wisconsin, United States |
| Photo Date: | November 1929 to February 1930 |
| Photo from: | AirHistory.net Photo Archive |
| Photo ID: | 590663Submit Correction |
| View count: | 355 |
The Centerwing was a project of the Invincible Metal Furniture Co. Three were built before the Depression ended the project. Photo is at either the current Manitowoc airport, which did exist in 1929, or on a frozen Lake Michigan. Photo from: University of Wisconsin Digital Collections
| Registration / Serial: | NX337E |
| Alternate Registration: | X337E |
| Aircraft Version: | Invincible Centerwing |
| C/n (msn): | 101 |
| Location: | Not known | Region / Country: | Wisconsin, United States |
| Photo Date: | November 1929 to February 1930 |
| Photo from: | AirHistory.net Photo Archive |