 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | A. V. Gremyatski at the controls of IV-4 helicopter | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | IV-4 helicopter in its folded state. | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | Main rotor hub with elements of control system of IV-4 helicopter. | Leonid Koziarczuk |
 | Aircraft | Location & Date | | | | Remarks | Photographer / Copyright owner | | IV-4 helicopter's tail rotor with its gearbox. | Leonid Koziarczuk |
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