 | | Book (edition) |
| (Brazil). Malcolm Back (Canada), Henry L. Barwood (USA). Dmitriy Belakovskiy (Russia). Fabio Bellatreccia...(Italy), T.S. Ercit (Canada). Alexander Falster (USA). Jeffrey de Fourestier (Canada). Robert Gault (Canada)...Henderson. Jr. (USA). D.D. Hogarth (Canada). J.L. Jam bor (Canada), Anthony R. Kampf (USA). Pave! M. Kartashov...Karnp-Moller (Denmark). Akira Kato (Japan). Lance E. Keams (USA). Elisabeth Kirchner (Austria), Uwe Kolitsch (Austria)...Republic). Per Nystcn (Sweden), David O'Hanlcy (USA). Filippo Olmi (deccased) (ltaly). Werner H. Paar |
 | | Journal (article/letter/editorial) |
| present of mining and metallurgy of lead . . . . . . . . . . . 18.7.2. Past and present of mining and metallurgy.... . . . . . . . . . 29.3. Sedimentary sulfur and Ca sulfate deposits . . . . . . . . . 29.4. Sulfur and...hampering our access to mineral deposits, such as mining depth controlled among others by the geothermal...Hewett in 1927 who was able to demonstrate that in mining countries exploitation, export and import of metals...passed its climax. At the very end the domestic mining industry can no longer cater for the needs and |
| | Journal (article/letter/editorial) |
| present of mining and metallurgy of lead . . . . . . . . . . . 18.7.2. Past and present of mining and metallurgy.... . . . . . . . . . 29.3. Sedimentary sulfur and Ca sulfate deposits . . . . . . . . . 29.4. Sulfur and...hampering our access to mineral deposits, such as mining depth controlled among others by the geothermal...Hewett in 1927 who was able to demonstrate that in mining countries exploitation, export and import of metals...passed its climax. At the very end the domestic mining industry can no longer cater for the needs and |
