Authors: Joseph Barrell

  • Geology of the Marysville Mining District, Montana A Study of Igneous Intrusion and Contact Metamorphism — Joseph Barrell

    Geology of the Marysville Mining District, Montana A Study of Igneous Intrusion and Contact Metamorphism — Joseph Barrell

  • Geology of the Marysville Mining District, Montana A Study of Igneous Intrusion and Contact Metamorphism — Joseph Barrell

    Geology of the Marysville Mining District, Montana A Study of Igneous Intrusion and Contact Metamorphism — Joseph Barrell