The land to the north of the Gila River, in United States territory, was too mountainous. President Pierce instructed the American minister to Mexico, James Gadsden, to purchase as much territory in northern Mexico as possible.
A bollard is a short post designed to identify or segment a location, guide traffic or protect sensitive areas. It provides an effective visual barrier for vehicles and pedestrians and can offer significant impact protection where effective security is required.
Beadboard is a row of narrow wood planks lined up vertically. In between each wood plank is a little indentation or ridge--also known as a bead. These days most 'beadboard' comes in long, monolithic sheets that are easy to install and imitate the look of narrow vertical planks.