Tupolev I-4

The Tupolev I-4 was a Soviet sesquiplane single-seat fighter. As his first aircraft design, it was conceived in 1927 by Pavel Sukhoi for Tupolev as the first Soviet all-metal fighter.

Tupolev I-4

The Tupolev I-4 was a Soviet sesquiplane single-seat fighter. As his first aircraft design, it was conceived in 1927 by Pavel Sukhoi for Tupolev as the first Soviet all-metal fighter.