Ancient Hippy
Ancient Hippy thanked Joy Twain's answer

I found this: "The Persian wheel, is a great improvement on the β€˜mohte’ [a water lifting device using a leather bucket and a rope to pull up water usually by a draught animal], as its chain of buckets imposes an almost constant load on the drive shaft to the wheel. Persian wheels are usually … Read more

Ancient Hippy
Ancient Hippy thanked Walt O'Reagun's answer

Because they are influenced by the accents of people around them, as well.  Thus the accent of (say) Louisiana was influenced by the French ... And the accent of (say) Minnesota was influence by the Scandinavians ... And the accent of (say) Texas was influenced by the Spaniards.