ALBERTA.
594-596. Peace and Athabaska rivers, scale 10 m. = 1 in.
808. Blairmore-Frank coal-fields, scale 180 ch. = 1 in.
892. Costigan coal basin, scale 40 ch. = 1 in.
1010. Coal Areas of Peace and Athabaska rivers, scale 35 m. = 1 in.
594-596. Peace and Athabaska rivers, scale 10 m. = 1 in.
808. Blairmore-Frank coal-fields, scale 180 ch. = 1 in.
892. Costigan coal basin, scale 40 ch. = 1 in.
1010. Coal Areas of Peace and Athabaska rivers, scale 35 m. = 1 in.