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ralph m perhac

3 cilt bulundu.

Cilt sonuçları

Mines and mineral resourcesGeology and mineral deposits of the Gallinas Mountains, Lincoln and Torrance Counties, New MexicoPerhac, Ralph M.

Geology and mineral deposits of the Gallinas Mountains, Lincoln and Torrance Counties, New Mexico

Perhac, Ralph M. · State Bureau of Mines and Mineral Resources, New Mexico Institute of Mining & Technology

51 sayfa · 1970

Geology / Mines and mineral resources

PetrologyPetrogenesis of the Voluntown and Oneco quadranglesPerhac, Ralph M.

Petrogenesis of the Voluntown and Oneco quadrangles

Perhac, Ralph M. · Yayınevi bilinmiyor

32 sayfa · 1958

Petrology

ResearchAcidic deposition researchRalph M. Perhac, Electric Power Research Institute. Energy Analysis and Environment Division

Acidic deposition research

Ralph M. Perhac, Electric Power Research Institute. Energy Analysis and Environment Division · Electric Power Research Institute

65 sayfa · 1985

Acid deposition / Research