Arado Ar 65 Orel 
Twelve Arado Ar 65F Orel (= Eagle) delivered in 1937. Donated by Tsar Boris III on 27 June 1937. In the early 1940s used by the Training Orliak at Kazanluk for advanced and continuation training. Withdrawn from service in 194?. Military type number 7026.

Serial	c/no.	Prev. Identity	Delivered	Fate/Notes
1	101		June 1937
2			June 1937
3	103?		June 1937
4			June 1937
5			June 1937
6			June 1937
7			June 1937
8			June 1937
9			June 1937
10			June 1937
11			June 1937
12			June 1937

One aircraft w/o after crash landing circa 1938.

References:

• German Aircraft Industry and Production 1933-1945 (Airlife) pp157,256
• Air Power of the Kingdom of Bulgaria Part III
• Bulgarian Fighters Part I
• Wings of Fame Vol.13

Arado Ar 96 Sokya 
Twenty-four Arado Ar 96B-2 Sokya (= Jay) delivered in May 1940. Used by Fighter School for the advanced pilot training role. Nine aircraft in 1949 with 3rd (Adv. Training) Escadrila at Telish with People's Air School. Many ex-Luftwaffe examples taken as war prizes in Yugoslavia (Sept 1944+) and Austria (July 1945). Withdrawn from service in 1953. Military type number 7042. Some sources say 3 Ar 96A and 31 Ar 96B received.

Serial	c/no.	Prev. Identity	Delivered	Fate/Notes
1			1940
2			1940
3			1940
4			1940
5			1940
6			1940
7			1940
8			1940
9			1940
10			1940
11			1940
12			1940
13			1940
14			1940
15			1940
16			1940
17			1940
18			1940
19			1940
20			1940
21			1940
22			1940
23			1940
24			1940

References:

• German Aircraft Industry and Production 1933-1945 (Airlife) pp260
• Air Power of the Kingdom of Bulgaria Part III
• Bulgarian Fighters Part I
• Wings of Fame Vol.13