E thehiloe ka 1919, Cummins e thehiloe Columbus, Indiana, USA, 'me e sebetsa linaheng le libakeng tse fetang 190 lefatšeng ka bophara. Lienjineri tsa Cummins li tumme ka ho ts'epahala, ho tšoarella le ho sebetsa hantle, li sebeletsa liindasteri tse fapaneng ho kenyeletsoa tsa likoloi, tsa kaho, tsa meepo, ...
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