Yakovlev Yak-17UTI Magnet 
At least six Yak-17UTI delivered in 1951. Presumably used by the Yak-23 Fighter Polk for pilot training. Withdrawn from service in 1953?.

Serial	c/no.	Prev. Identity	Delivered	Fate/Notes
41 (red)
23 (yellow)

References:

• Red Star Vol.4: Early Soviet Jet Fighters

Yak-23 51 (white) at Graf Ignatievo on 17 March 2005. (photo, Anton Balakchiev)

Yakovlev Yak-23 Flora 
Twelve Yak-23 delivered in 1949 (other sources say 1951), plus more later. Total of thirty received? Jet fighter pilot training commenced in the USSR in spring 1950. Bulgaria's first jet aircraft made it's first in flight at Graf Ignatievo on 1 July 1951. The 26th IAP (Fighter Aviopolk) had fully converted from the Yak-9 by late 1952. Soon replaced in front-line service by the MiG-15 in 1953. Last examples withdrawn from service in 1953? Military Type Number 7107.

Serial	c/no.	Prev. Identity	Delivered	Fate/Notes
23	421			Preserved Plovdiv/Krumovo Oct 2004
42 (red)				Preserved Plovdiv/Krumovo Sept 1999
45				Preserved Plovdiv/Krumovo Oct 2004
51 (white)				Preserved Graf Ignatievo Aug 2002
119				Preserved Bezmer Aug 2002
68 (yellow)

References:

• European Air Forces Directory 2005/06 (Mach III)
• Red Star Vol.4: Early Soviet Jet Fighters
• Wings of Fame Vol.13