https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=60721
Natural Resources Canada, 31 juillet 1986
Burden, E. T., Horizontal, cross-stratified and poorly-consolidated sandstone and mudstone, locally with cobble conglomerate, overlain by buff-coloured glacial...
Photographie