Fort Yukon Quadrangle Publications

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OF 2011-1304 Report Outside Link
Ball, L.B., Smith, B.D., Minsley, B.J., Abraham, J.D., Voss, C.I., Astley, B.N., Deszcz-Pan, Maria, and Cannia, J.C., 2014, Airborne electromagnetic and magnetic geophysical survey data of the Yukon Flats and Fort Wainwright areas, central Alaska, June 2010: U.S. Geological Survey Open-File Report 2011-1304, 21 p.
SR 66L Report
LePain, D.L., and Wartes, M.A., 2012, Summary of fossil fuel and geothermal resource potential in the Yukon-Koyukuk/Upper Tanana energy region, in Swenson, R.F., Wartes, M.A., LePain, D.L., and Clough, J.G., Fossil fuel and geothermal energy sources for local use in Alaska: Summary of available information: Alaska Division of Geological & Geophysical Surveys Special Report 66L, p. 123-136. http://doi.org/10.14509/24435
FS 2011-3133 Report Outside Link
Abraham, Jared, 2011, A promising tool for subsurface permafrost mapping: An application of airborne geophysics from the Yukon River basin, Alaska: U.S. Geological Survey Fact Sheet 2011-3133, 4 p.
SIR 2007-5289 Report Outside Link
Gough, L.P., and Day, W.C., eds., 2010, Recent U.S. Geological Survey studies in the Tintina Gold Province, Alaska, United States, and Yukon, Canada -- results of a 5 year project: U.S. Geological Survey Scientific Investigations Report 2007-5289, 148 p.
SIR 2007-5289-C Report
Saltus, R.W., 2010, Matching magnetic trends and patterns across the Tintina fault, Alaska and Canada -- evidence for offset of about 490 kilometers, in Gough, L.P., and Day, W.C., eds., Recent U.S. Geological Survey studies in the Tintina Gold Province, Alaska, United States, and Yukon, Canada -- results of a 5 year project: U.S. Geological Survey Scientific Investigations Report 2007-5289-C, p. C1-C7.
OF 2010-1027 Report Outside Link
Balser, A.W., and Wylie, B.K., 2010, Multitemporal L- and C-band synthetic aperture radar to highlight differences in water status among boreal forest and wetland systems in the Yukon Flats, interior Alaska: U.S. Geological Survey Open-File Report 2010-1027, 18 p.
OF 2009-1064 Report
Clark, A., Barker, C.E., and Weeks, E.P., 2009, Drilling and testing the DOI-04-1A coalbed methane well, Fort Yukon, Alaska: U.S. Geological Survey Open-File Report 2009-1064, 73 p.
SIR 2007-5281 Report Outside Link
Rowan, E.L., and Stanley, R.G., 2008, The Yukon Flats Cretaceous(?)-Tertiary extensional basin, east-central Alaska: burial and thermal history modeling: U.S. Geological Survey Scientific Investigations Report 2007-5281, 12 p.
OF 2007-1043 Report Outside Link
Wesson, R.L., Boyd, O.S., Mueller, C.S., Bufe, C.G., Frankel, A.D., and Petersen, M.D., 2007, Revision of time-independent probabilistic seismic hazard maps for Alaska: U.S. Geological Survey Open-File Report 2007-1043, 33 p.
OF 2007-1208 Map Outside Link
Saltus, R.W., Phillips, J.D., Stanley, R.G., Till, A., and Morin, R.L., 2007, Geophysical characterization of pre-Cenozoic basement for hydrocarbon assessment, Yukon Flats, Alaska: U.S. Geological Survey Open-File Report 2007-1208, 1 sheet.
OF 2007-1286 Report Map Outside Link
Schmidt, J.M., Gamble, B.M., and Labay, K.A., 2007, Geoscience for Alaska's D-1 lands: A preliminary report: U.S. Geological Survey Open-File Report 2007-1286, 20 p., 1 sheet.
OF 2006-1304 Outside Link
Till, A.B., Dumoulin, J.A., Phillips, J.D., Stanley, R.G., and Crews, Jesse, 2006, Preliminary integrated geologic map databases for the United States: digital data for the generalized bedrock geologic map, Yukon Flats region, east-central Alaska: U.S. Geological Survey Open-File Report 2006-1304.
OF 97-492 v. 1.40 Outside Link
Smith, S.M., 2006, National geochemical database - Reformatted data from the National Uranium Resource Evaluation (NURE) Hydrogeochemical and Stream Sediment Reconnaissance (HSSR) Program: U.S. Geological Survey Open-File Report 97-492 v. 1.40.
RI 2006-1 Report
Reifenstuhl, R.R., 2006, Yukon Flats basin, Alaska: Reservoir characterization study: Alaska Division of Geological & Geophysical Surveys Report of Investigation 2006-1, 25 p. http://doi.org/10.14509/14910
OF 2003-319 Outside Link
Brown, P.J., 2003, Aeromagnetic surveys in Yukon Flats Alaska, a website for the distribution of data: U.S. Geological Survey Open-File Report 2003-319.
OF 2003-427 Report Outside Link
Schuster, P.F., ed., 2003, Water and sediment quality in the Yukon River basin, Alaska, during water year 2001: U.S. Geological Survey Open-File Report 2003-427, 120 p.
OF 2002-322 Outside Link
Morin, R.L., 2002, Isostatic gravity map of Yukon Flat, east-central Alaska: U.S. Geological Survey Open-File Report 2002-322.
OF 2002-483 Outside Link
Troutman, S.M., and Stanley, R.G., 2002, Map and digital database of sedimentary basins and indications of petroleum in the central Alaska Province: U.S. Geological Survey Open-File Report 2002-483.
PDF 97-30 Report
Maurer, M.A., 1997, Hydrologic reconnaissance of the Sheenjek River basin, Alaska: Alaska Division of Geological & Geophysical Surveys Public Data File 97-30, 16 p. http://doi.org/10.14509/1781
PDF 95-34 Report
Inghram, M.G., and Maurer, M.A., 1995, Summary of reported water-use data in Alaska, 1994: Alaska Division of Geological & Geophysical Surveys Public Data File 95-34, 46 p. http://doi.org/10.14509/1717
PR 117 Report
Combellick, R.A., and Tannian, Fran, eds., 1995, Short notes on Alaska Geology 1995: Alaska Division of Geological & Geophysical Surveys Professional Report 117, 116 p. http://doi.org/10.14509/2316
PR 117B Report
Hawkins, D.B., 1995, Geochemistry of saline lakes of the northeastern Yukon Flats, east-central Alaska, in Combellick, R.A., and Tannian, Fran, eds., Short notes on Alaska Geology 1995: Alaska Division of Geological & Geophysical Surveys Professional Report 117B, p. 11-18. http://doi.org/10.14509/2318
Dover, J.H., 1994, p. 153-203 Report
Dover, J.H., 1994, Geology of part of east-central Alaska, in Plafker, George, and Berg, H.C., eds., The Geology of Alaska: Geological Society of America, p. 153-203.
OF 94-526 Report
Nakanishi, A.S., and Dorava, J.M., 1994, Overview of environmental and hydrogeologic conditions at Fort Yukon, Alaska: U.S. Geological Survey Open-File Report 94-526, 126 p.
B 2034-A Report
Magoon, L.B., 1993, Alaska interior (062), Kandik (part) (061), Interior Lowlands (063), and Copper River basin (066) provinces, in Powers, R.B., ed., Petroleum exploration plays and resource estimates, 1989, onshore United States; Region 1, Alaska; Region 2, Pacific Coast: U.S. Geological Survey Bulletin 2034-A, p. A42-A45.
B 2068 Report
Karl, S.M., and Mull, C.G., 1993, Appeal for nonproliferation of escalating terrane nomenclature, in Dusel-Bacon, Cynthia, and Till, A.B., eds., Geologic studies in Alaska by the U.S. Geological Survey: U.S. Geological Survey Bulletin 2068, p. 71-78.
OF 93-265 Report
Murphy, J.M., Fuis, G.S., Levander, A.R., Lutter, W.J., Criley, E.E., Henrys, S.A., Asudeh, Isa, and Fowler, J.C., 1993, Data report for the 1990 seismic reflection/refraction experiment in the Brooks Range, Arctic Alaska: U.S. Geological Survey Open-File Report 93-265, 128 p.
B 2041 Report
Dusel-Bacon, Cynthia, and Hansen, V.L., 1992, High-pressure amphibolite-facies metamorphism and deformation within the Yukon-Tanana and Taylor Mountain terranes, eastern Alaska, in Bradley, D.C., and Dusel-Bacon, Cynthia, eds., Geologic studies in Alaska by the U.S. Geological Survey, 1991: U.S. Geological Survey Bulletin 2041, p. 140-159.
B 2041 Report
Moore, T.E., 1992, The Arctic Alaska superterrane, in Bradley, D.C., and Dusel-Bacon, Cynthia, eds., Geologic studies in Alaska by the U.S. Geological Survey, 1991: U.S. Geological Survey Bulletin 2041, p. 238-244.
OF 92-701 Report
Kunk, M.J., and Cortesini, Henry, Jr., 1992, 40Ar/39Ar age-spectrum data for whole rock basalts, and plagioclase and biotite from tephra; a traverse down the Porcupine River, east-central Alaska: U.S. Geological Survey Open-File Report 92-701, 81 p.
GP 992 Map
Cady, J.W., 1991, Aeromagnetic map of Alaska from lat 65 degrees -68 degrees N, long 141 degrees -162 degrees W; color-shaded relief: U.S. Geological Survey Geophysical Investigations Map 992, 2 sheets, scale 1:500,000.
P 1497-A Report Map
Dusel-Bacon, Cynthia, Brosge, W.P., Till, A.B., Doyle, E.O., Mayfield, C.F., Reiser, H.N., and Miller, T.P., 1989, Distribution, facies, ages, and proposed tectonic associations of regionally metamorphosed rocks in northern Alaska: U.S. Geological Survey Professional Paper 1497-A, p. A1-A44, 2 sheets, scale 1:1,000,000.
PDF 87-23 Report
Munter, J.A., and Maynard, D.L., 1987, Data sheets from the Alaska inventory of contaminated aquifers (AICA), October 1986 to June 1987: Alaska Division of Geological & Geophysical Surveys Public Data File 87-23, 77 p. http://doi.org/10.14509/1325
RI 87-16 Report
Munter, J.A., and Maynard, D.L., 1987, Extent of ground-water contamination in Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 87-16, 17 p. http://doi.org/10.14509/2439
PDF 86-96 Report
Merritt, R.D., 1986, Western arctic coal-study proposal (1986): Alaska Division of Geological & Geophysical Surveys Public Data File 86-96, 13 p. http://doi.org/10.14509/1297
OF 84-99 Report
DiBona, P.A., and Kirschner, C.E., 1984, Geologic bibliography for selected onshore sedimentary basins of central and southern Alaska stressing basin analysis and including an index of publicly available well and surface data: U.S. Geological Survey Open-File Report 84-99, 70 p.
RI 84-16 Report Map
Dean, K.G., 1984, Stream-icing zones in Alaska: Alaska Division of Geological & Geophysical Surveys Report of Investigation 84-16, 20 p., 102 sheets, scale 1:250,000. http://doi.org/10.14509/2375
C 911 Report
Shasby, M.B., Markon, C., Fleming, M.D., Murphy, D.L., and York, J.E., 1983, Land cover and terrain mapping for the development of digital data bases for wildlife habitat assessment in the Yukon Flats National Wildlife Refuge, Alaska, in U.S. Geological Survey, U.S. Geological Survey Polar research symposium; abstracts with program: U.S. Geological Survey Circular 911, p. 41-43.
OFR 69-81 Report Map
Clautice, K.H., and Mowatt, T.C., 1981, Trona occurrences within the Yukon Flats basin, Alaska: U.S. Bureau of Mines Open-File Report 69-81, 34 p., 1 sheet, scale 1:250,000.
OFR 140-81 Report
Barker, J.C., 1981, Coal and uranium investigation of the Yukon Flats Cenozoic basin: U.S. Bureau of Mines Open-File Report 140-81, 63 p.
AR 1980 Report Map
U.S. Bureau of Mines, 1980, Status of mineral resource information for the Venetie lands, Alaska: U.S. Bureau of Mines Agency Report 1980, 68 p., 3 sheets, scale 1:250,000.
OF 80-552 Report
Still, P.J., 1980, Index of stream flow and water quality records to September 30, 1978, Yukon basin, Alaska: U.S. Geological Survey Open-File Report 80-552, 41 p.
OF 78-1-B Report Map
Grybeck, Donald, and DeYoung, J.H., Jr., 1978, Map and tables describing mineral resource potential of the Brooks Range, Alaska: U.S. Geological Survey Open-File Report 78-1-B, 36 p., 1 sheet, scale 1:1,000,000.
OF 78-1-D Report Map
Eberlein, G.D., and Menzie, W.D., 1978, Map and table describing metalliferous mineral resource potential of central Alaska: U.S. Geological Survey Open-File Report 78-1-D, 37 p., 2 sheets, scale 1:1,000,000.
OF 78-1-F Report Map
Patton, W.W., Jr., 1978, Maps and table describing areas of interest for oil and gas in central Alaska: U.S. Geological Survey Open-File Report 78-1-F, 2 p., 2 sheets, scale 1:1,000,000.
OF 78-329 Report
Detterman, R.L., 1978, The Arctic lowland region; potential landform and lifeform natural landmarks: U.S. Geological Survey Open-File Report 78-329, 411 p.
OFR 87-78 Report
Barker, J.C., and Clautice, K.H., 1978, Mineral reconnaissance of the Porcupine River region: a summary report: U.S. Bureau of Mines Open-File Report 87-78, 20 p.
OF 77-166-A Map
Barnes, D.F., 1977, Bouguer gravity map of northern Alaska: U.S. Geological Survey Open-File Report 77-166-A, 1 sheet, scale 1:1,000,000.
OF 77-166-B Map
Grybeck, Donald, Beikman, H.M., Brosge, W.P., Tailleur, I.L., and Mull, C.G., 1977, Geologic map of the Brooks Range, Alaska: U.S. Geological Survey Open-File Report 77-166-B, 2 sheets, scale 1:1,000,000.
OF 77-166-E Map
Decker, John, and Karl, S.M., 1977, Preliminary aeromagnetic map of the Brooks Range and Arctic Slope, Alaska: U.S. Geological Survey Open-File Report 77-166-E, 1 sheet, scale 1:1,000,000.
OF 77-168-A Map
Eberlein, G.D., Gassaway, J.S., and Beikman, H.M., 1977, Preliminary geologic map of central Alaska: U.S. Geological Survey Open-File Report 77-168-A, 1 sheet, scale 1:1,000,000.
OF 77-168-B Report Map
Cobb, E.H., 1977, Placer deposits map of central Alaska: U.S. Geological Survey Open-File Report 77-168-B, 64 p., 1 sheet, scale 1:1,000,000.
OF 77-168-D Report Map
Eberlein, G.D., Chapman, R.M., Foster, H.L., and Gassaway, J.S., 1977, Map and table describing known metalliferous and selected nonmetalliferous mineral deposits in central Alaska: U.S. Geological Survey Open-File Report 77-168-D, 132 p., 1 sheet, scale 1:1,000,000.
OF 77-168-E Map
Decker, John, and Karl, S.M., 1977, Preliminary aeromagnetic map of central Alaska: U.S. Geological Survey Open-File Report 77-168-E, 1 sheet, scale 1:1,000,000.
OF 77-168-F Map
Decker, John, and Karl, S.M., 1977, Aeromagnetic profiles of central Alaska: U.S. Geological Survey Open-File Report 77-168-F, 1 sheet, scale 1:1,000,000.
OF 77-168-G Map
Gassaway, J.S., and Abramson, B.S., 1977, Map and table showing distribution of known coal deposits in central Alaska: U.S. Geological Survey Open-File Report 77-168-G, 1 sheet, scale 1:1,000,000.
OF 77-168-H Map
Gassaway, J.S., and Abramson, B.S., 1977, Map and table showing distribution of known thermal springs and selected igneous rocks in central Alaska: U.S. Geological Survey Open-File Report 77-168-H, 1 sheet, scale 1:1,000,000.
AOF 106 Map
Hackett, S.W., and Laird, G.M., 1977, Aeromagnetic map index of northern Alaska: Alaska Division of Geological & Geophysical Surveys Alaska Open-File Report 106, 1 sheet, scale 1:1,000,000. http://doi.org/10.14509/11
MF 789 Map
Beikman, H.M., and Lathram, E.H., comps., 1976, Preliminary geologic map of northern Alaska: U.S. Geological Survey Miscellaneous Field Studies Map 789, 2 sheets, scale 1:1,000,000.
OF 76-823 Map
Schumacher, G.M., 1976, Bathymetric map of the Chukchi Sea and Arctic Ocean: U.S. Geological Survey Open-File Report 76-823, 2 sheets, scale 1:2,500,000.
SR 12 Report Map
Eakins, G.R., and Forbes, R.B., 1976, Investigation of Alaska's uranium potential: Alaska Division of Geological & Geophysical Surveys Special Report 12, 372 p., 5 sheets, scale 1:1,000,000. http://doi.org/10.14509/2611
MF 692 Map
Donovan, T.J., and Tailleur, I.L., 1975, Map showing paleocurrent and clast-size data from the Devonian-Mississippian Endicott Group, northern Alaska: U.S. Geological Survey Miscellaneous Field Studies Map 692, 1 sheet, scale 1:7,500,000.
AOF 86 Report Map
Wilson, F.H., and Turner, D.L., 1975, Radiometric age map of northern Alaska: Alaska Division of Geological & Geophysical Surveys Alaska Open-File Report 86, 12 p., 1 sheet, scale 1:1,000,000. http://doi.org/10.14509/182
OF 72-128 Report Map
Gedney, L., Shapiro, L., VanWormer, D., and Weber, F.R., 1972, Correlation of epicenters with mapped faults, east-central Alaska, 1968-1971: U.S. Geological Survey Open-File Report 72-128, 7 p., 1 sheet, scale 1:1,000,000.
OF 71-14 Report Map
Barnes, D.F., 1971, Preliminary Bouguer anomaly and specific gravity maps of Seward Peninsula and Yukon Flats, Alaska: U.S. Geological Survey Open-File Report 71-14, 11 p., 4 sheets, scale 1:1,000,000.
OF 71-55 Report Map
Brosge, W.P., and Conradi, Arthur, Jr., 1971, Magnetic susceptibilities of crystalline rock samples, Yukon River-Porcupine River area, east-central Alaska: U.S. Geological Survey Open-File Report 71-55, 8 p., 1 sheet.
B 1271-F Report Map
Brosge, W.P., Brabb, E.E., and King, E.R., 1970, Geologic interpretation of reconnaissance aeromagnetic survey of northeastern Alaska: U.S. Geological Survey Bulletin 1271-F, p. G1-G14, 4 sheets, scale 1:1,000,000.
OF 69-4 Report Map
U.S. Geological Survey, 1969, Hydrological observations, Fairbanks to Prudhoe Bay and other Arctic Slope area, May 1969: U.S. Geological Survey Open-File Report 69-4, 11 p., 11 sheets.
OF 68-23 Map
Brosge, W.P., Brabb, E.E., and King, E.R., 1968, Geologic interpretation of reconnaissance aeromagnetic survey of northeastern Alaska: U.S. Geological Survey Open-File Report 68-23, 3 sheets, scale 1:1,000,000.
OF 66-10 Map
Brosge, W.P., Reiser, H.N., Dutro, J.T., Jr., and Churkin, Michael, Jr., 1966, Geologic map and stratigraphic sections, Porcupine River Canyon, Alaska: U.S. Geological Survey Open-File Report 66-10, 4 sheets, scale 1:63,360.
P 525-C Report
Krinsley, D.B., 1965, Birch Creek pingo, Alaska, in U.S. Geological Survey, Geological survey research 1965, Chapter C: U.S. Geological Survey Professional Paper 525-C, p. C133-C136.
P 525-D Report
Churkin, Michael, Jr., and Brabb, E.E., 1965, Occurrences and stratigraphic significance of Oldhamia, a Cambrian trace fossil, in east-central Alaska, in U.S. Geological Survey, Geological survey research 1965, Chapter D: U.S. Geological Survey Professional Paper 525-D, p. D120-D124.
OF 64-164 Report
Williams, J.R., 1964, Geologic reconnaissance of the Yukon Flats Cenozoic basin, Alaska: U.S. Geological Survey Open-File Report 64-164, 19 p.
B 1111-H Report Map
Williams, J.R., 1962, Geologic reconnaissance of the Yukon Flats district, Alaska: U.S. Geological Survey Bulletin 1111-H, p. 289-331, 1 sheet, scale 1:500,000.
OF 60-9 Map
Andreasen, G.E., 1960, Total intensity aeromagnetic profiles of the Yukon Flats-Kandik area, Alaska: U.S. Geological Survey Open-File Report 60-9, 7 sheets, scale 1:250,000.
P 305-H Report
Bergquist, H.R., 1959, Micropaleontology of Square Lake Test Well 1 and the Wolf Creek Test Wells, northern Alaska, in Robinson, F.M., Test wells, Square Lake and Wolf Creek areas, Alaska: U.S. Geological Survey Professional Paper 305-H, p. 479-481.
P 301 Report Map
Reed, J.C., 1958, Exploration of Naval Petroleum Reserve No. 4 and adjacent areas, northern Alaska, 1944-53; Part 1, History of the exploration: U.S. Geological Survey Professional Paper 301, 192 p., 2 sheets, scale 1:1,000,000.
TEI 577 Report Map
Wedow, Helmuth, Jr., 1956, Summary of reconnaissance for radioactive deposits in Alaska, 1945-1954, and an appraisal of Alaskan uranium possibilities: U.S. Geological Survey Trace Elements Investigations 577, 141 p., 3 sheets, scale 1:200.
MR 41-2 Report
Glover, A.E., 1949, Investigation of the reported gold discovery at "Fishwheel" , Alaska (Circle recording district): Alaska Territorial Department of Mines Miscellaneous Report 41-2, 22 p. http://doi.org/10.14509/760
B 933-D Report
Fitzgerald, Gerald, 1944, Reconnaissance of Porcupine Valley, Alaska: U.S. Geological Survey Bulletin 933-D, p. 219-243.
B 872 Report Map
Mertie, J.B., Jr., 1937, The Yukon-Tanana region, Alaska: U.S. Geological Survey Bulletin 872, 276 p., 1 sheet, scale 1:500,000.
B 810 Report Map
Mertie, J.B., Jr., 1930, The Chandalar-Sheenjek district, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations in 1927: U.S. Geological Survey Bulletin 810, p. 87-139, 1 sheet, scale 1:500,000.
MR 41-1 Report
Wimmler, N.L., 1929, Note by N. L.Wimmler on reported gold telluride float on upper Yukon River above Circle: Alaska Territorial Department of Mines Miscellaneous Report 41-1, 2 p. http://doi.org/10.14509/759
B 532 Report Map
Maddren, A.G., 1913, The Koyukuk-Chandalar region, Alaska: U.S. Geological Survey Bulletin 532, 119 p., 2 sheets, scale 1:500,000.
B 520 Report
Brooks, A.H., 1912, Railway routes from the Pacific seaboard to Fairbanks, in U.S. Geological Survey, Mineral resources of Alaska, report on progress of investigations of 1911: U.S. Geological Survey Bulletin 520, p. 45-88, scale 1:5,000,000.
P 70 Report Map
Brooks, A.H., 1911, The Mount McKinley region, Alaska, with descriptions of the igneous rocks and of the Bonnifield and Kantishna districts by L. M. Prindle: U.S. Geological Survey Professional Paper 70, 234 p., 5 sheets.
B 442 Report Map
U.S. Geological Survey, 1910, Mineral resources of Alaska, report on progress of investigations in 1909: U.S. Geological Survey Bulletin 442, 426 p., 1 sheet.
B 213 Report
Collier, A.J., 1903, Coal resources of the Yukon basin, Alaska, in Emmons, S.F., and Hayes, C.W., Contributions to economic geology, 1902: U.S. Geological Survey Bulletin 213, p. 276-283.
B 218 Report Map
Collier, A.J., 1903, The coal resources of the Yukon, Alaska: U.S. Geological Survey Bulletin 218, 71 p., 1 sheet.
P 10 Report Map
Mendenhall, W.C., 1902, Reconnaissance from Fort Hamlin to Kotzebue Sound, Alaska, by way of Dall, Kanuti, Allen, and Kowak rivers: U.S. Geological Survey Professional Paper 10, 68 p., 2 sheets.
AR 20-VII Report
Brooks, A.H., 1900, A reconnaissance in the White and Tanana river basins, Alaska, in 1898, in Walcott, C.D., Twentieth annual report of the United States Geological Survey, 1898-1899: Part VII - explorations in Alaska in 1898: U.S. Geological Survey Annual Report 20-VII, p. 425-494.
AR 21-II Report
Schrader, F.C., 1900, Preliminary report on a reconnaissance along the Chandlar and Koyukuk Rivers, Alaska, in 1899, in Walcott, C.D., Twenty-first annual report of the director of the United States Geological Survey, 1899-1900: Part II - General geology, economic geology, Alaska: U.S. Geological Survey Annual Report 21-II, p. 393-440.