Geology of the Lower Kittanning coalbed and related mining and methane emission problems in Cambria County, Pa.
Advanced Search
Select up to three search categories and corresponding keywords using the fields to the right. Refer to the Help section for more detailed instructions.
 
 
Help
Clear All
i

Geology of the Lower Kittanning coalbed and related mining and methane emission problems in Cambria County, Pa.

Filetype[PDF-1.72 MB]


  • English

  • Details:

    Supporting Files

    • No Additional Files

    More +

    You May Also Like

    Checkout today's featured content at stacks.cdc.gov