This article focused mainly the emergence of the first people in America: Who they are, where they came from and how they got to America. He discussed three main routes as to how they arrived in America, none of which were without criticisms. In trying to determine whom the first people in America are, Hadingham began with the Clovis points and their creators, the Clovis people, who lived about 12,500 to 13,500 years ago, and tried to trace their origin.

According to the article, a Gault site was first investigated in 1929 and the Clovis people who inhabited the Gault seems to stay there for long periods. Also from this site, the Clovis people seem to have preyed on mammoths, deer, turkeys, horses, frogs, birds, turtles and other small animals. Another discovery was a Clovis blade which could have been used to cut grass for basketry, bedding or to make roofs...