Slični predmeti

• Analyses of manganese deposits in the Riding Mountain area
  od: Spector, Israel Henry
  Izdano: (1941)
• Mineral resources in Lower Brule Indian Reservation
  od: Cox, Leslie Jane, i dr.
  Izdano: (1980)
• (Table, page 95) Chemistry of bog manganese concretions and wad from the Columbia County, New York
  od: Spector, Israel Henry
  Izdano: (1941)
• Description of the fossil manganese nodules found in the shales of the Odanah and Riding Mountain Cretaceous escarpment of Manitoba
  od: Spector, Israel Henry
  Izdano: (1941)
• Description of the fossil manganese nodules found in the shales of the DeGrey member as part of the Upper Missouri river terrace deposits
  od: Cox, Leslie Jane, i dr.
  Izdano: (1980)