Description: The WWII gun known as Big Bertha from an illustration from Physics for Entertainment by Yakov Isidorovich Perelman from archiveorg
By: johnnyautomatic
Date: 2007-08-29
Downloads: 107
Filesize: 235352
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Big Bertha sourced from Openclipart is licensed under CC0 1.0
* Note: Date might not match original source and might be an educated guess.