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10 h 57 m, 20 sept 1827 año - Robert McCormick was unsuccessful in his efforts to invent an efficient mechanical reaper but Cyrus, realizing the importance of a mechanical reaper, continued the quest using his father's basic design
Añadido al timeline:
31 ene 2018
0
0
827
mechanical reaper
fecha:
10 h 57 m, 20 sept 1827 año
Ahora mismo
~ 196 years ago