The coal-regions of America:

Notes:
xv, 695 p. illus., maps (part. fold.) 24 cm.
Data Provider:
University of Michigan. Libraries
Collection:
New York,: Appleton, and Ann Arbor, Michigan: University of Michigan Library
Subject Topic:
Coal and Coal mines and mining -- United States.
Language:
eng
Rights:
http://quod.lib.umich.edu/t/text/accesspolicy.html
URL:
http://name.umdl.umich.edu/AEL2949.0001.001