1
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 2
2
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 1
3
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 2
4
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 3
5
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 4
6
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 4
7
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 3
8
Published: [ca., 1900?]
Superior document: Topographical map of the Cascade coal basin, Alberta to illustrate report by D. B. Dowling 1