Marbles, Mouse Holes, And Traps
29:36–30:06 · 29s
Andy describes ingenious bunker entry systems—colored marbles down a mouse hole—and blast walls designed to survive a grenade dropped through the hatch.
29:36–30:06 · 29s
Andy describes ingenious bunker entry systems—colored marbles down a mouse hole—and blast walls designed to survive a grenade dropped through the hatch.
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