[–] • 2 pts 4y Didn't know this but fascinating as fuck, I'll look into it more. Didn't know this but fascinating as fuck, I'll look into it more. parent link [–] [deleted] • 3 pts 4y Read about this in a library book back in the 1970's. Read about this in a library book back in the 1970's. parent link [–] • 2 pts 4y I always enjoyed reading about the dive sirens they'd use as psychological warfare. I always enjoyed reading about the dive sirens they'd use as psychological warfare. parent link
[–] [deleted] • 3 pts 4y Read about this in a library book back in the 1970's. Read about this in a library book back in the 1970's. parent link [–] • 2 pts 4y I always enjoyed reading about the dive sirens they'd use as psychological warfare. I always enjoyed reading about the dive sirens they'd use as psychological warfare. parent link
[–] • 2 pts 4y I always enjoyed reading about the dive sirens they'd use as psychological warfare. I always enjoyed reading about the dive sirens they'd use as psychological warfare. parent link
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