This History Nebraska marker on Arizona Street in Culbertson stands on the site of the county's first courthouse, used from 1886 to 1893. It tells how W. Z. Taylor founded a trading post here in July 1873, named for fur trader Alexander Culbertson; how the county was organized on August 30, 1873; how Texas cattle came in 1875 and the railroad in 1881; and how the county seat moved to Trenton in 1893.