A 37 mm automatic air defense gun M1939 (61-K) used by Viet Minh during Dien Bien Phu Battle to shot down three French aircrafts. In is now shown in Museum of Air Force and Air Defence, Vietnam.
Museum of Heroic Defense and Liberation of Sevastopol on Sapun Mountain, Sevastopol
61-K in Saint Petersburg Artillery museum, Russia.
Israeli Air Force Museum
Muzeum Uzbrojenia w Poznaniu
Lubuskie Muzeum Wojskowe
Artillery museum, Saint Petersburg