<p>Soviet <a href="https://en.wikipedia.org/wiki/76_mm_mountain_gun_M1938" class="extiw" title="en:76 mm mountain gun M1938">76.2 mm mountain gun M1938</a>.  This particular gun was produced in the Frunze factory in Leningrad in 1940-1941.
Photo taken on June 18, <a href="//commons.wikimedia.org/wiki/2006" title="2006">2006</a>.
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Source: Photo by me, <a href="//commons.wikimedia.org/w/index.php?title=User:Balcer&amp;action=edit&amp;redlink=1" class="new" title="User:Balcer (page does not exist)">User:Balcer</a>.
<a href="//commons.wikimedia.org/wiki/User:Balcer~commonswiki" title="User:Balcer~commonswiki">Balcer~commonswiki</a>
CC BY 2.5
<span class="int-own-work" lang="en">Own work</span>