 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | HAI-25 helicopter with one of its designer in the pilot’s seat. | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | HAI-25 helicopter in version with single-cylinder engine. | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | HAI-25 helicopter in version with Riedel-210 engine | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | | Leonid Kozyarchuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | | Leonid Kozyarchuk |
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