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.