https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=60745
Natural Resources Canada, 27 juillet 2018
Honsberger, I W, Rogerson Lake Conglomerate, Natural Resources Canada Photo Collection # 2021-225, 2018
Photographie