sentences:  He said of the area,
  
  Future President, Herbert Hoover, spent the summer of 1892 helping Geologist John C. Branner survey the Northern Ozarks.By the early 1900s, there were many mining companies active in both Baxter, and Marion Counties.Cotter quickly became a central point where minerals could be shipped via Steamboat to much larger cities in Central Arkansas or Southern Missouri.