"Coal: the Cream of Northwestern Colorado" by Routt County historians and residents Paul and Ellen Bonnifield describes the history of coal mining in Northwestern Colorado from the mid-nineteenth through twentieth centuries. It consider the impact of mineral extraction on economic development, the human population, and the natural environment. The physical text is available from the Tread of Pioneers Museum and Bud Werner Memorial Library in Steamboat Springs, Colorado. Table of Contents "Preface" "Chapter 1: A Force to Open the Frontier" "Chapter 2: An Empire Unrealized" "Chapter 3: The Fight for Empire" "Chapter 4: Continuing Struggle and The Big Strike" "Chapter 5: Digging Coal" "Chapter 6: Digging More Coal" "Chapter 7: Wagon Mines" "Chapter 8: Making a Reputation" "Chapter 9: Crime After 1920" "Chapter 10: Allied Industries" "Chapter 11: Hardy People and Hard Times" "Chapter 12: The End and the Beginning" "Bibliography"