I had this question, too.
As if I Need Another Reason
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Another reason to avoid California: Scientists say the ‘earthquake gate’
between California’s most stressed faults could trigger more dangerous
quakes A si...
6 hours ago
2 comments:
The short answer is that half tracks were an intermediate stage in the development of armored vehicles, similar to the way that tanks briefly had semaphore masts for passing orders visually.
Thanks for posting that.
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