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Cover image for Basic estimated capital investment and operating costs for underground bituminous coal mines

Basic estimated capital investment and operating costs for underground bituminous coal mines

Joyner Library - Fed Docs Stacks
Call Number: ASK AT REFERENCE DESK
Cover image for Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining

Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining

Joyner Library - Fed Docs Stacks
Call Number: ASK AT REFERENCE DESK
Cover image for Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining

Basic estimated capital investment and operating costs for underground bituminous coal mines developed for longwall mining

Joyner Library - Fed Docs Stacks
Call Number: ASK AT REFERENCE DESK
Cover image for Basic estimated capital investment and operating costs for coal strip mines

Basic estimated capital investment and operating costs for coal strip mines

Joyner Library - Fed Docs Stacks
Call Number: ASK AT REFERENCE DESK