The Comptometer was the first commercially successful key-driven mechanical calculator, patented in the United States by Dorr Felt in 1887.
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Nureongi (누렁이) and Hwangu (황구; 黃狗) are Korean terms meaning "Yellow Dog" used to refer to tannish mongrel or landrace of dog in... -
Three portions of the post-creole continuum : acrolect ( linguistics ) The variety of speech that is considered the standard form. m...
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