92080 Avia B.534 IV. What if and Zurich 1937

9 decal variants:

1. Avia 534 IV., Czechoslovak Aerobatic Squadron, 1939 /alternate marking/

2. Avia 534 IV., Spanish Air Force, 1938 /alternate marking/

3. Avia 534 IV., Italian Air Force, 1938 /alternate marking/

4. Avia 534 IV., Austrian Air Force, 1938 /alternate marking/

5. Avia 534 IV., French Air Force, 1940 /alternate marking/

6. Avia 534 IV., Croatian Air Force, 1942 /alternate marking/

7. AVIA 534.202 Mezinárodní závod Meeting Zürich - Dübendorf, 1937

8. AVIA 534.203 Mezinárodní závod Meeting Zürich - Dübendorf, 1937

9. AVIA 534.204 Mezinárodní závod Meeting Zürich - Dübendorf, 1937 

The first prototype was sent for testing in September 1933. A second prototype, was differed from the first prototype by having an enclosed cockpit and a revised tail and undercarriage. More testing followed, and an order was placed on July 1934. First deliveries began in October 1935, and 568 had been completed by 1939.

More info please find here .

https://en.wikipedia.org/wiki/Avia_B-534