R T Hopkins

5 books

Mar 15, 2013
Cover of Gold and Spectrographic Analyses of 110 Outcrop and 238 B-Horizon Soil Samples from the Western Vermilion District, Northeastern Minnesota

Gold and Spectrographic Analyses of 110 Outcrop and 238 B-Horizon Soil Samples from the Western Vermilion District, Northeastern Minnesota

Mar 15, 2013
Cover of Analytical Results and Sample Locality Map of Rock Samples from the Garberville 30' X 1 Degree Quadrangle (Southwest Quarter of the Redding 1 Degree X 2 Degrees Quadrangle), Humboldt and Trinity Shasta

Analytical Results and Sample Locality Map of Rock Samples from the Garberville 30' X 1 Degree Quadrangle (Southwest Quarter of the Redding 1 Degree X 2 Degrees Quadrangle), Humboldt and Trinity Shasta

Mar 15, 2013
Cover of Analytical Results and Sample Locality Map of Rock Samples from the Hayfork 30' X 1 Degree Quadrangle (Northwest Quarter of the Redding 1 Degree by 2 Degrees Quadrangle), Humboldt and Trinity Counties, CA

Analytical Results and Sample Locality Map of Rock Samples from the Hayfork 30' X 1 Degree Quadrangle (Northwest Quarter of the Redding 1 Degree by 2 Degrees Quadrangle), Humboldt and Trinity Counties, CA

Mar 1, 2013
Cover of Analytical Results of Vein Rock, Stream-Sediment, Mangrove-Sediment, Sinter, and Heavy-Mineral Concentrate Samples from Yap and Truk, Federated States of Micronesia

Analytical Results of Vein Rock, Stream-Sediment, Mangrove-Sediment, Sinter, and Heavy-Mineral Concentrate Samples from Yap and Truk, Federated States of Micronesia

Oct 6, 2008
Cover of This London - Its Taverns, Haunts And Memories

This London - Its Taverns, Haunts And Memories