no doubt, the caterpillar drive was revolutionary and big source of fear in the West. https://en.wikipedia.org/wiki/Red_October_(fictional_submarine) https://e

no doubt, the caterpillar drive was revolutionary and big source of fear in the West. https://en.wikipedia.org/wiki/Red_October_(fictional_submarine) https://en.wikipedia.org/wiki/Red_October_(fictional_submari...