I have provided as an additional source of information, a list of references cited in the text (listed alphabetically, and where an author’s name appears more than once, from the most recent citation, backward).  These are perhaps of limited interest to all but those true academics among you; however, being an academic myself, I couldn’t entirely abandon the norms of my trade.  I do not claim that this reference list as exhaustive, but I have read at least the pertinent parts of all that are cited here and incorporated the information gleaned into my field guides.

Allison, I.S. (1979).  “Pluvial Fort Rock Lake, Lake County, Oregon.”  State of Oregon Department of Geology and Mineral Industries Special Paper No. 7.

Allison, I.S. (1982).  “Geology of Pluvial Lake Chewaucan, Lake County, Oregon.”  Studies in Geology No. 11, Oregon State University Press, Corvallis.

Ashwill, M. (1983).  Seven fossil floras in the rain shadow of the Cascade Mountains, Oregon.  Oregon Geology, 45, 107-111.

Bevis, K.A., Goshorn-Maroney, J., and Lange, A. (2008).  Late Quaternary Glaciation of the McKenzie River Basin, Cascade Range, Oregon; with Paleoclimatic Implications.

Bevis, K.A., Sandor, B., and Hahn, N. (2011a).  Late Quaternary Glaciation of the Upper Deschutes River Basin Part I: the Metolius River watershed, Cascade Range, Oregon.

Bevis, K.A., Hahn, N., and Sandor, B. (2011b).  Late Quaternary Glaciation of the Upper Deschutes River Basin Part II: the Whychus Creek watershed, Cascade Range, Oregon.

Bevis, K.A. and Moreland, A.G. (2013).  Late Quaternary Glaciation of the Upper Deschutes River Basin Part III: the Tumalo Creek and upper Deschutes River watersheds, Cascade Range, Oregon.

Bishop, E.M. (1989).  Smith Rock and the Gray Butte Complex.  Oregon Geology, 51, 75-80.

Bishop, E.M. (1990).  Field trip guide to Cove Palisades State Park and the Deschutes Basin.  Oregon Geology, 52, 13-16.

Bishop, E.M., and Smith, G.A. (1990).  A field guide to the geology of Cove Palisades State Park and the Deschutes basin in central Oregon.  Oregon Geology, 52, 3-12 and 16.

Brown, D.E., Black, G.L., McLean, G.D., and Petros, J.R. (1980).  Preliminary geology and geothermal resource potential of the Powell Buttes area, Oregon.  Oregon Department of Geology and Mineral Industries Open-File Report O-80-8.

Carlson, R.W. and Hart, W.K. (1987).  Crustal genesis on the Oregon Plateau.  Journal of Geophysical Research, 92, 6191 – 6206.

Cavendar, T.M, and Miller, R.R. (1973).  Smilodonicthys rastrons, a new Pliocene salmonoid fish from the western United States.  University of Oregon Museum of Natural History Bulletin 18, 44 p.

Chitwood, L.A., Jensen, R.A., and Groh, E.A. (1977).  The age of Lava Butte.  The Ore Bin, 39, 157 – 164.

Chitwood, L.A. (1994).  Inflated basaltic lava – examples of processes and landforms from central and southeast Oregon.  Oregon Geology, 56, 11-21.

Camp, V.E., Ross, M.E., and Hanson, W.E. (2003).  Genesis of flood basalts and Basin and Range volcanic rocks from Steens Mountain to the Malheur River Gorge, Oregon.   Geological Society of America Bulletin, 115, 105-128.

Christiansen, R.L. and McKee, E.H. (1978).  Late Cenozoic volcanic and tectonic evolution of the Great Basin and Columbia Intermontane regions.  In: Smith, R.B. and Eaton, G.P., eds., Cenozoic tectonics and regional geophysics of the western Cordillera, Geological Society of America Memoir 152, 283 – 311.

Christiansen, R.L., Foulger, G.R., and Evans, J.R. (2002).  Upper-mantle origin of the Yellowstone hotspot.  Geological Society of America Bulletin, 114, 1245-1256.

Colbath, G.K. and Steele, M.J. (1982).  The geology of economically significant lower Pliocene diatomites in the Fork Rock basin near Christmas Valley, Lake County, Oregon.  Oregon Geology, 44, 111 – 118.

Coble, M.A. and Mahood, G.A. (2008).  New evidence for additional 16.5-15.5 Ma silicic caldreas in northwest Nevada related to initial impingement of the Yellowstone hot spot.  Collapse Calderas Workshop, IOP Conference Series, Earth and Environmental Science 3, 4p.

Couch, R.W., Pitts, G.S., Gemperle, M., Braman, D.E., and Veen, C.A. (1982).  Gravity anomalies in the Cascade Range in Oregon: Structural and thermal implications.  Oregon Department of Geology and Mineral Industries Open-File-Report O-82-9, 66 p.

Draper, D.S. (1991).  Late Cenozoic bimodal magmatism in the northern Basin and Range Province of southeastern Oregon, Journal of Volcanism and Geothermal Research, 47, 299-328, 1991.

Ernst, R.E. and Buchan, K.L. (2001).  The use of mafic dike swarms in identifying and locating mantle plumes, pp. 247-265 In: Ernst, R.E. and Buchan, K.L., eds., Mantle plumes: Their identification through time.  Geological Society of America Special Paper 352.

Ernst, R.E. and Buchan, K.L. (2003).  Recognizing mantle plumes in the geological record, Annual Review of Earth and Planetary Science, 29, 469-523.

Ferns, M.L., Brooks, H.C., Evans, J.G., and Cummings, M.L. (1993a).  Geologic map of the Vale 30×60 minute quadrangle, Malheur County, Oregon, and Owyhee County, Idaho, Dept. Geol. & Min. Ind. Geol. Map Ser. GMS-77, Scale 1:100000.

Ferns, M.L., Evans, J.G., and Cummings, M.L. (1993b).  Geologic map of the Mahogany Mountain 30×60 minute quadrangle, Malheur County, Oregon, and Owyhee County, Idaho, Dept. Geol. & Min. Ind. Geol. Map Ser. GMS-77, Scale 1:100000.

Fink, J.H. (1983).  Structure and emplacement of a rhyolitic obsidian flow: Little Glass Mountain, Medicine Lake Highland, northern California.  Geological Society of AmericaBulletin, 94, 362-380.

Fink, J.H., and Bailey, C.R. (1987).  Origin of pumiceous and glassy textures in rhyolite flows and domes.  Geological Society of America Special Paper 212, 77-88.

Fisher, R.V. and Waters, A.C. (1970).  Base-surge bedforms in maar volcanoes.  American Journal of Science, 268, 157-180.

Fisher, R.V. and Schmincke, H.U. (1984).  “Pyroclastic Rocks”.  Berlin, Springer-Verlag, 472 p.

Fitterman, D.V. (1988).  Overview of the structure and geothermal potential of Newberry volcano, Oregon.  Journal of Geophysical Research, 93, 10059 – 10066.

Freidel, D.E. and McDowell, P.F. (1992).  Late-Quaternary Paleolakes in the Fort Rock, Alkali, and Chewaucan Basins.  In:  Weldon, II, R.J., Silvio, P.K., Stimac, J.P., McDowell, P.F., and Freidel, D.E., eds.,  Guidebook to active faulting in south-central Oregon.  Geological Society of America Cordilleran Meeting Fieldtrip #5.

Freidman, I. (1977).  Hydration dating of volcanism at Newberry Crater, Oregon.  U.S. Geological Survey Journal of Research, 5, 337 – 342.

Freidman, I. and Obradovich, J. (1981).  Obsidian hydration dating of volcanic events.  Quaternary Research, 16, 37 – 47.

Gardner, C.A., and Sarna-Wojcicki, A.M., eds.,Guidebook for field trip to the Mount Bachelor-South Sister-Bend area, central Oregon High Cascades.  U.S. Geological Survey Open-File-Report 89-645, p. 51-54.

Glen, J.M.G. and D.A. Ponce (2003). Large-scale fractures related to inception of the Yellowstone hotspot.  Geology, 30, 647-650.

Goff, F.E. (1977).  Vesicle cylinders in vapor-differentiated basalt flows. Ph. D. dissertation, University of California, Santa Cruz; 181 p.

Greeley, R. (1971).  Geology of selected lava tubes in the Bend area, Oregon.  Oregon Department of Geology and Mineral Industries Bulletin 71, 47p.

Hart, W.K., Aronson, J.L. and Mertzman, S.A. (1984).  Areal distribution and age of low-K high alumina olivine tholeiite magmatism in the northwestern Great Basin, Geological Society of America Bulletin, 95, 185-195.

Hill, B.E., and Priest, G.R. (1992).  Geologic setting of the Santiam Pass area, central Cascade Range, Oregon.  In: Hill, B.E., ed., Geology and geothermal resources of the Santiam Pass area of the Oregon Cascade Range, Deschutes, Jefferson, and Linn Counties, Oregon: Oregon Department of Geology and Mineral Industries Open-File Report O-92-3, 5-18.

Hill, B.E., and Scott, W.E. (1990).  Field trip guide to the central Oregon High Cascades, Part 2(conclusion): Ash-flow tuffs in the Bend area. Oregon Geology, 52, 123-124.

Hill, B.E., and Taylor, E.M. (1989).  Oregon central High Cascade pyroclastic units in the vicinity of Bend, Oregon.  In: Scott, W.E.,

Heiken, G.H. (1971).  Tuff rings: Examples from the Fort Rock-Christmas Valley basin, south-central Oregon.  Journal of Geophysical Research, 76, 5615 – 5626.

Heiken, G.H., Fisher, R.V., and Peterson, N.V. (1981). A field trip to the maar volcanoes of the Fort Rock – Christmas Lake Valley basin, Oregon.  In:  Guides to some volcanic terranes in Washington, Idaho, Oregon, and northern California, Johnston, D.A. and Donnelly-Nolan, J., eds., U.S. Geological Survey Circular No. 838, 119 – 140.

Higgins, M.W. (1968).  Newberry caldera field trip.  In: Andesite Conference Guidebook, Oregon Department of Geology and Mineral Industries Bulletin, 59 – 77.

Higgins, M.W. (1969).  Airfall ash and pumice lapilli deposits from Central Pumice Cone, Newberry Caldera, Oregon, U.S. Geological Survey Professional Paper 650-D, 26 – 32.

Higgins, M.W. (1973).  Petrology of Newberry Volcano, central Oregon.  Geological Society of America Bulletin, 84, 455 – 487.

Hooper, P.R.,Binger, G.B., and Lees, K.R. (2002).  Constraints on the relative and absolute ages of the Steens and Columbia River basalts and their relationship to extension-related clac-alkaline volcanism in eastern Oregon, Geological Society of America Bulletin, 114, 43-50.

Jensen, R.A. (1993).  Explosion craters and giant gas bubbles on Holocene rhyolite flows at Newberry Crater, Oregon.  Oregon Geology, 55, 13-19.

Jensen, R.A. (2006).  Roadside guide to the geology and history of Newberry Volcano, 4th edition.  CenOreGeoPub; Bend, OR; 182 pg.

Jordan, B.T., Streck, M.J., and Grunder, A.L.  (2004).  Bimodal volcanism and tectonism of the High Lava Plains, Oregon, in Field guide to geologic processes in Cascadia, edited by G.W. Moore, Oregon

Department of Mineral Industries Special Publication 36, pp. 23-46.

Kistler, R.W. and Peterman, Z.E. (1978). Reconstruction of crustal California on the basis of intitial strontium isotopic compositions of Mesozoic granitic rocks: U.S. Geological Survey Professional Paper 1071, 17 pp.

Larson, C.V. (1982).  An introduction to caves of the Bend area. Guidebook of the NSS Convention; Hunstville, Alabama.  National Speleological Society, 74p.

Larson, C.V. and Larson, J. (1987a).  Central Oregon Caves.  ABC Printing and Publishing;Vancouver, WA; 44p.

Larson, C.V. and Larson, J. (1987b).  Lava River Cave.  ABC Printing and Publishing; Vancouver, WA; 24p.

Lawrence, R. D. (1976).  Strike-slip faulting terminates the Basin and Range province in Oregon.  Geological Society of America Bulletin, 87, 846 – 850.

Leeman, W.P., Oldow, J.S., and Hart, W.K. (1992).  Lithosphere-scale thrusting in the western U.S. Cordillera as constrained by Sr and Nd isotopic transitions in Neogene volcanic rocks, Geology, 20, 63-66.

Lorenz, V. (1970).  Some aspects of the eruption mechanism of the Big Hole maar, central Oregon.  Geological Society of America Bulletin, 81B, 1823 – 1830.

MacLeod, N.S., Sherrod, D.R., and Chitwood, L.A. (1981).  Newberry Volcano, Oregon.  In: Guides to some volcanic terranes in Washington, Idaho, Oregon, and northern California, Johnston, D.A. and Donnelly-Nolan, J., eds., U.S. Geological Survey Circular No. 838, 85 – 103.

MacLeod, N.S. (1982).  Newberry Volcano, Oregon: A Cascade Range geothermal prospect.  Oregon Geology, 44, 123 – 131.

MacLeod, N.S. and Sherrod, D.R. (1988).  Geologic evidence for a magma chamber beneath Newberry volcano, Oregon.  Journal of Geophysical Research, 93, 10067 – 10079

MacLeod, N.S., Sherrod, D.R., Chitwood, L.A., and Jensen, R.A. (1995).  Geologic map of Newberry Volcano, Deschutes, Klamath, and Lake Counties, Oregon.  U.S. Geological Survey Miscellaneous Investigations Series, Map I-2455, scales 1:62,500 and 1:24,000.

Manley, C.R., and Fink, J.H. (1987).  Internal textures of rhyolite flows as revealed by research drilling.  Geology, 15, 549-552.

McClaughry, J.D. and Ferns, M.L. (2006).  Field trip guide to the geology of the Lower Crooked River basin, Redmond and Prineville areas, Oregon.  Oregon Geology, 67, 15-23.  McFadden, J.J. (1986).  Fossil flora near Gray Butte, Jefferson County, Oregon.  Oregon Geology, 48, 51-58.

McKee, E.H., MacLeod, N.S., and Walker, G.W. (1976).  Potassium-argon ages of late Cenozoic silicic volcanic rocks, southeast Oregon.  Isochron West, 15, 37-41.

Metz, J.M. and Bailey, R.A. (1993).  Geologic Map of Glass Mountain, Mono County, California.  U.S. Geological Survey Miscellaneous Investigations Map I-1995, scale1:24,000.

Ohmura, A., Kasser, P., and Funk, M. (1992).  Climate at the equilibrium line of glaciers. Journal of Glaciology, 38, 397-411.

Osborn, G., and Bevis, K. A. (2001).  Glaciation in the Great Basin of the Western United States.  Quaternary Science Reviews, 20, 1377-1410.

Peterson, N.V. and Groh, E.A. (1961).  Hole-in-the-ground, central Oregon.  Meteorite Crater or volcanic explosion?  The Ore Bin, 23, 95-100.

Peterson, N.V. and Groh, E.A. (1963).  Recent volcanic landforms in central Oregon.  The Ore Bin, 25, 33-45.

Peterson, N.V. and Groh, E.A. (1963).  Maars of south-central Oregon.  The Ore Bin, 25, 73-89.

Peterson, N.V. and Groh, E.A. (1964).  Crack-in-the-ground, Lake County, Oregon.  The Ore Bin, 26, 158 – 167.

Peterson, N.V. and Groh, E.A. (1969).  The ages of some Holocene volcanic eruptions in the Newberry volcano area, Oregon.  The Ore Bin, 31, 73 – 87.

Pezzopane, S.K. (1992).  Holocene fault activity along the central Oregon fault zone.  In:  Weldon, II, R.J., Silvio, P.K., Stimac, J.P., McDowell, P.F., and Freidel, D.E., eds., Guidebook to active faulting in south-central Oregon. Geological Society of America Cordilleran Meeting Fieldtrip #5.

Priest, G.R. (1990).  Volcanic and tectonic evolution of the Cascade volcanic arc, central Oregon.  Journal of Geophysical Research, 95, 19583 – 19599.

Priest, G.R. (1983).  A field trip to the central Oregon Cascades, Second Day: Santiam Pass-Belknap Hot Springs-Breitenbush Hot Springs.  Oregon Geology, 45, 133-138 and 141.

Priest, G.R., Woller, N.M., Black, G.L., and Evans, S.H. (1983).  Overview of the geology of the central Oregon Cascade Range.  In: Priest, G.R. and Vogt, B.F., eds., Geology and geothermal resources of the central Oregon Cascade Range.  Oregon Department of Geology and Mineral Industries Special Paper 15, 3-28.

Robinson, P.T., Brem, G.F., and McKee, E.H. (1984).  John Day Formation of Oregon: A distal record of early Cascade volcanism.  Geology, 12, 229-232.

Robinson, P.T., Walker, G.W., and McKee, E.H. (1990).  Eocene(?), Oligocene, and lower Miocene rocks of the Blue Mountains region.  In: Walker, G.W., ed., Geology of the Blue Mountains region of Oregon, Idaho, and Washington.  U.S. Geological Survey Professional Paper 1437, p. 29-62.

Sarna-Wojcicki, A.M., Morrison, S.D., Meyer, C.E., and Hillhouse, J.W. (1987).  Correlation of upper Cenozoic tephra layers between sediments of the western United States and eastern Pacific Ocean and comparison with biostratigraphic and magnetostratigraphic age data.  Geological Society of America Bulletin, 98, 2, 207-223.

Sarna-Wojcicki, A.M., Meyer, C.E., Nakata, J.K., Scott, W.E., Hill, B.E., Slate, J.L., and Russell, P.C. (1989).  Age and correlation of mid-Quaternary ash beds and tuffs in the vicinity of Bend, Oregon.  In: Scott, W.E., Gardner, C.A., and Wojcicki, A.M., eds., Guidebook for field trip to the Mount Bachelor South Sister-Bend area, central Oregon High Cascades.  Geological Survey Open-File Report 89-645.

Scott, K.M. (1988).  Origins, behavior, and sedimentology of lahars and lahar-runout flows in the Toutle-Cowlitz River system.  U.S. Geological Survey Professional Paper 1447-A, 76 p.

Scott, W.E. (1977).  Quaternary glaciation and volcanism, Metolius River area, Oregon.  Geological Society of America Bulletin, 88, 113-124.

Scott, W.E. (1990).  Temporal relations between eruptions of the Mount Bachelor volcanic chain and fluctuations of late Quaternary glaciers.  Oregon Geology, 52, 114-117.

Scott, W.E., Gardner, C.A., and Sarna-Wojcicki, A.M. (1989).  Guidebook for field trip to the Mount Bachelor-South Sister-Bend area, central Oregon High Cascades.  U.S. Geological Survey Open-File-Report 89-645.

Scott, W.E., and Gardner, C.A. (1990).  Field trip guide to the central Oregon High Cascades, Part 1: Mount Bachelor-South Sister Area.  Oregon Geology, 52, 99-114.

Sherrod, D.R., and Pickthorn, L.G., (1989).  Some notes on the Neogene structural evolution of the Cascade Range in Oregon.  In: Muffler, L.J.P., Weaver, C.S., and Blackwell, D.D., eds., Geology, geophysics, and tectonic setting of the Cascade Range: U.S. Geological Survey Open-File Report 89-178, p. 351368.

Sherrod, D.R., and Smith, J.G. (1990).  Quaternary extrusion rates from the Cascade Range, northwestern United States and British Columbia: Journal of Geophysical Research, v. 95, no. B12, p. 19, 465-19, 474.

Sherrod, D.R., Taylor, E.M., Ferns, M.L., Scott, W.E., Conrey, R.M., and Smith, G.A. (2004).  Geologic map of the Bend 30×60-minute quadrangle, central Oregon.  U.S. Geological Survey Geologic Investigations Series I-2683, 48p.

Smith, G.A., and Priest, G.R. (1983).  A field trip guide to the central Oregon Cascades, First Day: Mount Hood-Deschutes Basin.  Oregon Geology, 45, 119-132, 137-139, and 141.

Smith, G.A. and Taylor, E.M., 1983, The central Oregon High Cascade graben: What? Where? When? Geothermal Resources Council Transactions, 7, 275-279.

Smith, G.A. (1986a).  Stratigraphy, sedimentology, and petrology of Neogene rocks in the Deschutes basin, central Oregon: A record of continental-margin volcanism and its influence on fluvial sedimentation in an arc-adjacent basin.  Ph.D. dissertation, Oregon State University, Corvallis, Oregon; 467p.

Smith, G.A. (1986b).  Simtustus Formation: Paleogeographic and stratigraphic significance of a newly defined Miocene unit in the Deschutes basin, central Oregon.  Oregon Geology, 48, 63-72.

Smith, G.A., Snee, L.W., and Taylor, E.M. (1987).  Stratigraphic, sedimentologic, and petrographic record of late Miocene subsidence of the central Oregon High Cascades.  Geology, 15, 389-392.

Smith, G.A., and Lowe, D.R. (199?).  Lahars: Volcano-hydrologic events and deposition in the debris flow-hyperconcentrated flow continuum. In: Fisher, R.V., and Smith, G.A., eds., Sedimentation in volcanic settings.  SEPM, The Society for Sedimentary Geology Special Publication 45.

Smith, G.A. (1998).  Geology along U.S. Highways 197 and 97 between The Dalles and Sunriver, Oregon.  Oregon Geology, 3-17.

Smith, G.A., Manchester, S.R., Ashwill, M., McIntosh, W.C., and Conrey, R.M. (1998).  Late Eocene-early Oligocene tectonism, volcanism, and floristic change near Gray Butte, central Oregon.  Geological Society of America Bulletin, 110, 759-778.

Stimac, J.P. and Weldon, II, R.J. (1992).  Paleomagnetism and tectonic rotation of the Rattlesnake Ash-flow Tuff, southern Oregon.  In:  Weldon, II, R.J., Silvio, P.K., Stimac, J.P., McDowell, P.F., and Freidel, D.E., eds., Guidebook to active faulting in south-central Oregon.  Geological Society of America Cordilleran Meeting Fieldtrip #5.

Streck, M.J., J.A. Johnson, and A.L. Grunder, Field Guide to the geology of the Rattlesnake Tuff and High Lava Plains, eastern Oregon, Oregon Geology 61, 64-76, 1999.

Taylor, E.M. (1965).  Recent volcanism between Three Fingered Jack and North Sister, Oregon Cascade Range. Part I: History of volcanic activity: Ore Bin, 27, 7, 121-147.

Taylor, E.M. (1968).  Roadside geology, Santiam and McKenzie Pass Highways, Oregon.  In: Dole, H.M., ed., Andesite Conference Guidebook.  Oregon Department of Geology and Mineral Industries Bulletin 62, 3-33.

Taylor, E.M. (1978).  Field geology of the SW Broken Top quadrangle, Oregon.  Oregon Department of Geology and Mineral Industries Special Paper 2, 50 p.

Taylor, E.M. (1981).  Roadside geology of the Santiam and Mckenzie Pass highways, Oregon.  In: Guides to some volcanic terranes in Washington, Idaho, Oregon, and northern California, Johnston, D.A. and Donnelly-Nolan, J., eds., U.S. Geological Survey Circular No. 838, 3 – 33.

Taylor, E.M. (1990).  Volcanic history and tectonic development of the central High Cascade Range, Oregon.  Journal of Geophysical Research, 95, 19611 – 19622.

Taylor, E.M., and Smith, G.A. (1987).  Record of early High Cascades volcanism at Cove Palisades, Oregon: Deschutes Formation volcanic and sedimentary rocks.  In: Hill, M., ed., Cordilleran Section of the Geological Society of America: Decade of North American Geology, Centennial Field Guide, 1, 313-315.

Taylor, E.M., MacLeod, N.S., Sherrod, D.R., and Walker, G.W. (1987).  Geologic Map of theThree Sisters Wilderness, Deschutes, Lane, and Linn Counties, Oregon.  USGS Miscellaneous Field Studies Map MF-1952.

Tolan, T.L., Reidel, S.P., Beeson, M.H., Anderson, J.L., Fecht, K.R., and Swanson, D.A. (1989).  Revisions to the estimates of the areal extent and volume of the Columbia River Basalt Group.  In: Reidel, S.P. and Hooper, P.R., eds., Volcanism and Tectonism in the Columbia River Flood-Basalt Province, Geological Society of America Special Paper 239, p. 1-20.

Verplanck, E.P., and Duncan, R.A. (1987).  Temporal variations in plate convergence and eruption rates in the central western Cascades, Oregon: Tectonics, 6, 2, 197-209.

Walker, G.W. (1974).  Some implications of late Cenozoic volcanism to geothermal potential in the High Lava Plains of south-central Oregon.  The Ore Bin, 36, 109 – 119.

Walker, G.W. and Nolf, B. (1981).  High Lava Plains, Brothers fault zone to Harney Basin, Oregon.  In: Guides to some volcanic terranes in Washington, Idaho, Oregon, and northern California, Johnston, D.A. and Donnelly-Nolan, J., eds., U.S. Geological Survey Circular No. 838, 105 – 118.

Walker, G.W., and Robinson, P.T. (1990).  Paleocene(?), Eocene, and Oligocene (?), and lower Miocene rocks of the Blue Mountains region.  In: Walker, G.W., ed., Geology of the Blue Mountains region of Oregon, Idaho, and Washington.  U.S. Geological Survey Professional Paper 1437, p. 29-62.

Waters, A.C. (1960).  Determining direction of flow in basalt.  American Journal of Science, 258-A, 350-366.

Weldon, II, R.J., Silvio, P.K., Stimac, J.P., McDowell, P.F., and Freidel, D.E. (1992).  Guidebook to active faulting in south-central Oregon.  Geological Society of America Cordilleran Meeting Fieldtrip #5.

Williams, H. (1935).  Newberry volcano of central Oregon.  Geological Society of America Bulletin, 46, 253 – 304.

Williams, H. (1957).  A geological map of the central portion of the High Cascade Mountains.  Oregon Department of Geology and Mineral Industries in cooperation with the U.S. Geological Survey, scales 1:125,000 and 1:250,000.

Zucca, J.J. and Evans, J.R. (1992).  Active high-resolution compressional-wave attenuation tomography at Newberry volcano, central Cascade Range.  Journal of Geophysical Research, 97, 11047 – 11055.