Skeletal Remains Suggesting or Attributed to Early Man in North America

Whilst the greatest effort has been made to ensure the quality of this text, due to the historical nature of this content, in some rare cases there may be minor issues with legibility. According to current classification of geological time the Ceno zoic era (the era of modern life) is divided into two periods, the Tertiary and the Quaternary. The former, which is the older, comprises three subdivi...