POPULAR SCIENCE JANUARY 2002

Metallogeny and plate tectonics: a guidebook to Newfoundland Mineral Deposits NATO advanced studies institute may 1974 by Strong, D. F.

Popular Science 1945 March

Popular Science 1945 February

Popular Science 1945 October

Popular Science Monthly January 1951 (158)

Popular Science magazine *June 2010

Popular Science Monthly - August, 1947

Popular Science Monthly, January 1937, Volume 130, Number 1

Science Milestones