बिसोर 1700 निफ्राय 1760 सिम नेब्रेसकानि गेजेरजों दावबायदोंमोन 1804 मिताराव लेउइस आरो क्लार्का नेब्रेरकानि सानजानि सिमाखौ मान सावगारि आखिदोंमोन ।
They traveled through Nebraska from 1700 to 1760 In 1804m the Lewis and Clark expedition mapped the eastern boundary of Nebraska .