Category:Avia 57

**Avia 57**
	Czechoslovak airliner prototype
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Instance of	aircraft model;
Subclass of	land-based airliner monoplane; airliner with 3 piston-propeller engines;
Country of origin	Czechoslovakia;
Manufacturer	Avia;
First flight	1935;
Total produced	1;
Authority file
	Q2788348;
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Media in category "Avia 57"

The following 3 files are in this category, out of 3 total.