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Robert Sumner Sigafoos

13 cilt bulundu.

Cilt sonuçları

Botanical Evidence of Floods and Flood-plain Deposition

Botanical Evidence of Floods and Flood-plain Deposition

Robert Sumner Sigafoos · Yayınevi bilinmiyor

52 sayfa · 1964

Science

Frost Action and Vegetation Patterns on Seward Peninsula, Alaska

Frost Action and Vegetation Patterns on Seward Peninsula, Alaska

David Moody Hopkins, Robert Sumner Sigafoos · Yayınevi bilinmiyor

62 sayfa · 1951

Frozen ground

Recent Activity of Glaciers of Mount Rainier, Washington

Recent Activity of Glaciers of Mount Rainier, Washington

Robert Sumner Sigafoos, Ernest LeRoy Hendricks · Yayınevi bilinmiyor

34 sayfa · 1973

Geology

Botanical Evidence of the Modern History of Nisqually Glacier, Washington

Botanical Evidence of the Modern History of Nisqually Glacier, Washington

Robert Sumner Sigafoos, Ernest LeRoy Hendricks · Yayınevi bilinmiyor

28 sayfa · 1961

Botany

An Appraisal of Physiographic Units for Predicting Site Conditions in Arid Areas

An Appraisal of Physiographic Units for Predicting Site Conditions in Arid Areas

Robert Michael Sumner Perrin, Military Engineering Experimental Establishment · Yayınevi bilinmiyor

330 sayfa · 1969

Arid regions

Jumptown

Robert Dietsche · Yayınevi bilinmiyor

256 sayfa · 2005

Health & Fitness

BotanyVegetation of Northwestern North America as an Aid in Interpretation of Geologic DataCharles Warren Merriam, Gordon Andrew Macdonald, Newton Earl Chute, Richard Foster Flint, Robert Sumner Sigafoos, Charles Storrow Denny, Jerry P. Eaton, Wayne E. Hall

Vegetation of Northwestern North America as an Aid in Interpretation of Geologic Data

Charles Warren Merriam, Gordon Andrew Macdonald, Newton Earl Chute, Richard Foster Flint, Robert Sumner Sigafoos, Charles Storrow Denny, Jerry P. Eaton, Wayne E. Hall · Yayınevi bilinmiyor

15 sayfa · 1957

Botany

CiltSome Interrelationships Between Living Vegetation and Geomorphic ProcessesRobert Sumner Sigafoos

Some Interrelationships Between Living Vegetation and Geomorphic Processes

Robert Sumner Sigafoos · Yayınevi bilinmiyor

Sayfa sayısı yok · 1951

Kategori yok

Arid regions plantsGeomorphology of the Shenandoah Valley, Virginia and West Virginia, and Origin of the Residual Ore DepositsEdward J. Helley, John Tilton Hack, M. R. Collings, Richard L. Phipps, Robert C. Zimmermann, Robert Sumner Sigafoos, Valmore C. LaMarche

Geomorphology of the Shenandoah Valley, Virginia and West Virginia, and Origin of the Residual Ore Deposits

Edward J. Helley, John Tilton Hack, M. R. Collings, Richard L. Phipps, Robert C. Zimmermann, Robert Sumner Sigafoos, Valmore C. LaMarche · Yayınevi bilinmiyor

13 sayfa · 1966

Arid regions plants

GeologyThe River and the RocksJohn Calvin Reed (Jr.), Robert Sumner Sigafoos, George Wescott Fisher

The River and the Rocks

John Calvin Reed (Jr.), Robert Sumner Sigafoos, George Wescott Fisher · Yayınevi bilinmiyor

75 sayfa · 1984

Geology

DendrochronologyBotanical Evidence of Floods and Flood-plain Deposition, Vegetation and Hydrologic PhenomenaRobert Sumner Sigafoos

Botanical Evidence of Floods and Flood-plain Deposition, Vegetation and Hydrologic Phenomena

Robert Sumner Sigafoos · Yayınevi bilinmiyor

35 sayfa · 1964

Dendrochronology

BotanyPlant Growth in Different Microclimates of a Small Central Ohio ValleyRobert Sumner Sigafoos

Plant Growth in Different Microclimates of a Small Central Ohio Valley

Robert Sumner Sigafoos · Yayınevi bilinmiyor

146 sayfa · 1943

Botany

CalderasMineral Resources of the Sturgeon River Wilderness Study Area, Houghton and Baraga Counties, MichiganCharles G. Cunningham, Denis E. Marchand, John Calvin Reed (Jr.), L. P. Gough, Thomas August Steven, Alan Allwardt, Hansford T. Shacklette, Robert Sumner Sigafoos, Arthur A. Case, George Wescott Fisher

Mineral Resources of the Sturgeon River Wilderness Study Area, Houghton and Baraga Counties, Michigan

Charles G. Cunningham, Denis E. Marchand, John Calvin Reed (Jr.), L. P. Gough, Thomas August Steven, Alan Allwardt, Hansford T. Shacklette, Robert Sumner Sigafoos, Arthur A. Case, George Wescott Fisher · Yayınevi bilinmiyor

70 sayfa · 1979

Calderas