https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=367
Natural Resources Canada, décembre 1911
Boyd, W. H., Aftermath of Frank landslide, Alberta., Natural Resources Canada Photo Collection # 1992-261, 1911
Photographie