Complex sentence: In November 1924, Manier brought his friend Thomas Bent to the site, was quickly convinced of the authenticity of the discovery, and upon finding the land was not owned, immediately set up residence on the land in order to homestead the property.
Split into simpler sentences: In November 1924, Manier brought his friend Thomas Bent to the site and Bent was quickly convinced of the authenticity of the discovery. Upon finding the land was not owned, he immediately set up residence on the land in order to homestead the property.