"Journey Through Yesterday" at the Plainsman Museum! For over forty-five years, the Plainsman Museum has been the home for Hamilton County, NE's history. Our five buildings on our six-acre campus house over 50,000 artifacts, and focus on the time period from 1860-1950. Some of our featured exhibits include a sod house, log cabin, historical main street boardwalk, military exhibit, antique farm equipment, a one room schoolhouse, Gen. Delevan & Lana Bates' Victorian-era home, and much, much more! Learn and remember the history of Hamilton County, NE, and the people who made their home on ...