![](https://www.historynet.com/wp-content/uploads/2018/10/MiG-I-120-960_640.jpg)
Combining piston and turbojet engines, the I-250 entered service as the MiG-13, but rapidly improving jet technology rendered it hopelessly obsolete and outclassed even before it was accepted for extremely limited production. (USNI)
Combining piston and turbojet engines, the I-250 entered service as the MiG-13, but rapidly improving jet technology rendered it hopelessly obsolete and outclassed even before it was accepted for extremely limited production. (USNI)