Shortly after it was invented back in the late 1950s, the pneumatic speargun experienced at least two decades where it was immensely popular in the spearfishing world. However, over time Spearos have ...
Mad scientist Joerg Sprave is chiefly known for his vital work in the world of slingshots, with the occasional detour into some homemade Gatling gun type devices. But lately, he's been investigating ...
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