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Google Analytics Dashboard for A reconnaissance survey of the western part of the Durango-Gallup coal field of Colorado and New Mexico. The Una del Gato coal field, Sandoval County, N. Mex. Coal in the vicinity of Fort Stanton Reservation, Lincoln County, N. Mex. Coal of Stone Canyon, Monterey County, Cal.
A reconnaissance survey of the western part of the Durango-Gallup coal field of Colorado and New Mexico. The Una del Gato coal field, Sandoval County, N. Mex. Coal in the vicinity of Fort Stanton Reservation, Lincoln County, N. Mex. Coal of Stone Canyon, Monterey County, Cal.