Keeping in mind the description of the stone point given in the story, we can state Marshall the rancher was looking at a Folsom point.
As it's known, a Folsom is a kind of stone point with a leaf-like shape which has a concave base and wide, shallow grooves/flutes running almost the entire length of the point.
Answer:
largely due to the existence of convenient land bridges and easy sea lanes passable in summer or winter, in dry or wet seasons.
Explanation:
Sectionalism. Sectionalism is loyalty to one's own region or section of the country, rather than to the country as a whole.