Keywords: Plumbbob Rainier 009.jpg en Plumbbob Rainier Underground Test Pieces of weathered rock dislodged from the rim of the mesa rolled onto the road which leads from near the tunnel entrance up the side of the mesa to the mesa top 522 PLU-57-143 note the caption on the source page is bogus United States Department of Energy PD-USGov Uploaded with UploadWizard Plumbbob Rainier |