https://geoscan.nrcan.gc.ca/starweb/nrcanphoto/servlet.starweb?path=nrcanphoto/nrcanphotofastlink_f.web&search1=R=3626
Natural Resources Canada, 1957
Boyle, R. W., Lateritic weathering near Webster, North Carolina., Natural Resources Canada Photo Collection # KGS-1461, 1957
Photographie