Results: 1 - 5 of 5
Feb 28, 1989
Open File Report
… the coal resources in the lower Horseshoe Canyon Formation and its lateral …
Feb 28, 1986
Open File Report
… the Ardley coal zone, the lower Horseshoe Canyon Formation and the Belly River …
Mar 31, 1988
Open File Report
… the Drumheller coal zone (lower Horseshoe Canyon Formation) in the plains region. …
Feb 28, 1994
Open File Report
… basal strata of the Scollard Formation, the Horseshoe Canyon Formation and the Belly …
Dec 31, 1988
Open File Report
… are the Ardley coal zone, the Horseshoe Canyon Formation, and the Belly River …