A battery of <a href="https://en.wikipedia.org/wiki/Katyusha_rocket_launcher" class="extiw" title="en:Katyusha rocket launcher">Katyusha rocket launchers</a> firing at the enemy, German forces, during the <a href="https://en.wikipedia.org/wiki/Battle_of_Stalingrad" class="extiw" title="en:Battle of Stalingrad">Battle of Stalingrad</a> in 6 October 1942, during the <a href="https://en.wikipedia.org/wiki/Eastern_Front_(World_War_II)" class="extiw" title="en:Eastern Front (World War II)">Eastern Front</a> which lasted from 1941-1945, part of <a href="https://en.wikipedia.org/wiki/World_War_II" class="extiw" title="en:World War II">World War II</a>.
Zelma / Георгий Зельма
CC BY-SA 3.0
<p>RIA Novosti archive, image #303890, <a rel="nofollow" class="external free" href="http://visualrian.ru/ru/site/gallery/#303890">http://visualrian.ru/ru/site/gallery/#303890</a><br></p>
6x9 film / 6х9 негатив