21 cm Mörser 18

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Invention

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Science and technology

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What Wikipedia says

The 21 cm Mörser 18 (21 cm Mrs 18), or 21 cm Mörser M 18/L31, was a German heavy howitzer used in the Second World War by Independent artillery battalions and batteries. A number were also used by coastal artillery units.

Excerpt from the Wikipedia article “21 cm Mörser 18”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Jason Long en:User:Sturmvogel 66, CC BY 3.0, via Wikimedia Commons.