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470. Saarela, L. H. Biennial Report of the Territorial Commissioner of Mines to the Governor of Alaska for 1950. Available from BuMines, Juneau, AK.

471. Sainsbury, C. L. A Geochemical Exploration for Antimony in Southeastern Alaska. U.S. Geol. Surv. Bull. 1024-H, 1957, pp. 163-178.

472. Sainsbury, C. L. Some Pegmatite Deposits in Southeastern Alaska. U.S. Geol. Surv. Bull. 1024-G, 1957, pp. 152-161.

473. Sainsbury, C. L. Geology of Part of the Craig C-2 Quadrangle and Adjoining Areas, Prince of Wales Island, Southeastern Alaska. U.S. Geol. Surv. Bull. 1058-H, 1961, pp. 299-362.

474. Saint-Andre, B., J. R. Lancelot, and B. Collot. U-Pb Geochronology of the Bokan Mountain Peralkaline Granite, Southeastern Alaska. Can. J. Earth Sci., v. 20, No. 2, 1983, pp. 236-245.

475. St. Louis, R. M. Geologic Mapping and Geochemical Sampling on the Flagstaff Claims, Granite Mountain, Prince of Wales Island, Alaska. Unpublished rep. for Orell Resour. Ltd., 1981, 27 pp, 2 maps, available from BuMines, Juneau, AK.

476. Saleeby, J. B. Age and Tectonic Setting of Fhe Duke Island Ultramafic Intrusion, Southeast Alaska. Can. J. Earth Sci., v. 29, No. 3, 1992, pp. 506-522.

477. Saleeby, J. B. and G. D. Eberlein. An Ensimatic Basement Complex and its Relation to the Early Paleozoic Volcanic-Arc Sequence of Southern Prince of Wales Island, Southeastern Alaska (abstr.). Geol. Soc. Am. Abstr. with Programs, v. 13, No. 2, 1981, p. 104.

478. Saleeby, J. B., and G. E. Gehrels. Character of the Alexander-Taku Boundary, Cape Fox to Cleveland Peninsula, Southeastern Alaska (abstr.). Geol. Soc. Am. Abstr. with Programs, v. 17, No. 6, 1985, p. 406.

479. Saleeby, J. B., G. Gehrels, G. D. Eberlein, and H. C. Berg. Progress in Pb-U Zircon Studies in Basement Rocks of the Southern Alexander Terrane in The U.S. Geol. Surv. in AK: Accomplishments during 1981. U.S. Geol. Surv. Circ. 868, 1982, pp. 110-113.

480. Savage, N. M. Lower Devonian Conodonts from the Karheen Formation, Southeastern Alaska. Can. J. Earth Sci., v. 14, No. 2, 1977, pp. 278-284.

481. Savage, N. M. Middle Devonian (Eifelian) Conodonts of the Genus Polygnathus from the Wadleigh Limestone, Southeastern Alaska. Can. J. Earth Sci., v. 14, No. 6, 1977, pp. 1343-1355.

482. Savage, N. M. Lower Devonian Conodonts from Kasaan Island, Southeastern Alaska. J. Paleontology, v. 55, No. 4, July 1981, pp. 848-852.

483. Savage, N. M. A Reassessment of the Age of Some Paleozoic Braciopods from Southeastern Alaska. J. Paleontology, v. 55, No. 2, March 1981, pp. 353-369.

484. Savage, N. M. Lower Devonian (Lochkovian) Conodonts from Lulu Island, Southeastern Alaska. J. Paleontology, v. 56, No. 4, July 1982, pp. 983-988.

485. Savage, N. M. Silurian (Llandovery-Wenlock) Conodonts from the Base of the Heceta Limestone, Southeastern Alaska. Can. J. Earth Sci., v. 22, No. 5, 1985, pp. 711-727.

486. Savage, N. M. New Polygnathid Conodonts from the Frasnian (Upper Devonian) of Southeastern Alaska. Can. J. Earth Sci., v. 24, No. 11, 1987, pp. 2323-328.

487. Savage, N. M. Devonian Faunas and Major Depositional Events in the Southern Alaska Terrane, Southeastern Alaska, in Devonian of the World, v. III, ed. by N. J. McMillan, A. T. Embry, and D. J. Glass. Paleontology, Paleoecology, and Biostratigraphy: Can. Soc. Petroleum Geol., Memoir 14, 1988, pp. 257-264.

488. Savage, N. M. The Occurrence of the Brachiopods Nanukidium and Atryoidea in the Late Silurian of Southeastern Alaska, Alexander Terrane. J. Paleontology, v. 63, No. 4, 1989, pp. 530-533.

489. Savage, N. M. Late Devonian (Frasnian and Fammenian) Conodonts from the Wadleigh Limestone, Southeastern Alaska. J. Paleontology, v. 66, No. 2, 1992.

490. Savage, N. M. Middle Devonian (Eifelian and Givetian) Conodonts from the Wadleigh Limestone, Southeastern Alaska (abstr.). Geol. Soc. Am. Abstr. with Programs, v. 25, No. 3, 1993, p. 78.

491. Savage, N. M., and S. J. Bradley. Early to Middle Pennsylvanian Conodonts from the Klawak Formation and the Ladrones Limestone, Southeastern Alaska. J. Paleontology, v. 59, No. 6, November 1985, pp. 1451-1475.

492. Savage, N. M., M. Churkin, Jr., and G. D. Eberlein. Lower Devonian Conodonts from Port St. Nicholas, Southeastern Alaska. Can. J. Earth Sci., v. 14, No. 12, 1977, pp. 2928-2936.

493. Savage, N. M., and C. Funai. Devonian Conodonts of Probable Early Frasnian Age from the Coronados Island of Southeastern Alaska. J. Paleontology, v. 54, No. 4, July 1980, pp. 806-813.

494. Savage, N. M., and G. E. Gehrels. Early Devonian Conodonts from Prince of Wales Island, Southeastern Alaska. Can. J. Earth Sci., v. 21, No. 12, 1984, pp. 1415-1425.

495. Savage, N. M., G. D. Eberlein, and M. Churkin, Jr. Upper Devonian Brachiopods from the Port Refugio Formation, Suemez Island, Southeastern Alaska. J. Paleontology, v. 52, No. 2, March 1978, pp. 370-393.

496. Sealaska Corporation Minerals Briefing Book, Dec., 1987. Sealaska Corp., 1987, 53 pp.

497. Sealaska Natural Resources Department. Sealaska Corporation Resource Atlas Volume 1: Craig/Klawock, Kasaan, Hydaburg, Klukwan. Sept., 1982, 99 pp., available from BuMines, Juneau, AK.

498. Shepard, J. G. Ketchikan District Properties. AK Territorial Dep. Mines Misc. Rep. MR-191-1A, 1926, 18 pp.

499. Shepard, J. G. Hyder District Properties. AK Territorial Dep. Mines Misc. Rep. MR-191-2, 1927, 59 pp.

500. Silberling, N. J., B. R. Wardlaw, and H. C. Berg. New Paleontologic Age Determinations from the Taku Terrane, Ketchikan Area, Southeastern Alaska. U.S. Geol. Surv. Circ. 844, 1982, pp. 117-119.

501. Singh, B. (Geologist, LAC North American Limited.). Private communication, May 1994; available from J. C. Still, BuMines, Juneau, AK.

502. Siriunas, J. M. Phase IIIA Exploration Report on the SEA 1 Claim Group, Ketchikan Quadrangle, Ketchikan Mining District, Alaska, for Villebon Resources Limited. Unpublished prop. exam., 1984, 43 pp., appendices, 8 plates, available from BuMines, Juneau, AK.

503. Skow, M. L. Mica, A Materials Survey. BuMines IC 8125, 1957, p. 44.

504. Smith, J. G. Geology of the Ketchikan D-1 and Bradfield Canal A-1 Quadrangles, Southeastern Alaska. U.S. Geol. Surv. Bull. 1425, 1977, 49 pp.

505. Smith, J. G., and M. F. Diggles. Potassium-Argon Determinations in the Ketchikan and Prince Rupert Quadrangles, Southeastern Alaska. U.S. Geol. Surv. Open File Rep. 78-73N, 1981, 16 pp., 1 sheet.

506. Smith, J. G., R. L. Elliott, H. C. Berg, and B. D. Wiggins. General Geology and Location of Chemically and Radiometrically Analysed Samples, in Parts of the Ketchikan, Bradfield Canal, and Prince Rupert Quadrangles. U.S. Geol. Surv. Misc. Field Stud. Map MF-825, 1977, 2 sheets.

507. Smith, J. G., T. W. Stern, and J. G. Arth. Isotopic Ages Indicate Multiple Episodes of Plutonism and Metamorphism in the Coast Mountains Near Ketchikan. Geol. Soc. Am. Abstr. with Programs, v. 11, No. 7, 1979, p. 519.

508. Smith, P. S. Lode Mining in the Ketchikan Region. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1913. U.S. Geol. Surv. Bull. 592, 1914, pp. 75-94.

509. Smith, P. S. Notes on the Geology of Gravina Island, Alaska. U.S. Geol. Surv. Prof. Paper 95-H, 1915, pp. 97-105.

510. Smith, P. S. Mineral Industry of Alaska in 1924 and Administrative Report. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1924. U.S. Geol. Surv. Bull. 783, 1926, pp. 7, 20, 22-25, 30.

511. Smith, P. S. Mineral Industry of Alaska in 1926. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1926. U.S. Geol. Surv. Bull. 797, 1929, pp. 10, 32, 33, 36-39, 49.

512. Smith, P. S. Mineral Industry of Alaska in 1927. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1927. U.S. Geol. Surv. Bull. 810, 1930, pp. 12, 13, 43, 46, 49, 51, 52, 62.

513. Smith, P. S. Mineral Industry of Alaska in 1928. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1928. U.S. Geol. Surv. Bull. 813, 1930, pp. 15, 16, 56-59, 69, 70.

514. Smith, P. S. Mineral Industry of Alaska in 1929. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1929. U.S. Geol. Surv. Bull. 824, 1932, pp. 16-18, 59, 62-65, 77-79.

515. Smith, P. S. Mineral Industry of Alaska in 1930. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1930. U.S. Geol. Surv. Bull. 836, 1933, pp. 15, 16, 61, 62, 65, 67, 68, 79, 80.

516. Smith, P. S. Mineral Industry of Alaska in 1931. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1931. U.S. Geol. Surv. Bull. 844-A, 1933, pp. 16, 17, 63, 65, 67, 68, 78, 80, 81.

517. Smith, P. S. Mineral Industry of Alaska in 1932. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1932. U.S. Geol. Surv. Bull. 857-A, 1934, pp. 15, 16, 57, 59-61, 63, 64, 73, 74.

518. Smith, P. S. Mineral Industry of Alaska in 1933. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1933. U.S. Geol. Surv. Bull. 864-A, 1936, pp. 16, 17, 65, 69, 78-80.

519. Smith, P. S. Mineral Industry of Alaska in 1934. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1934. U.S. Geol. Surv. Bull. 868-A, 1936, pp. 16-18, 63, 64, 68, 70, 80-82.

520. Smith, P. S. Mineral Industry of Alaska in 1935. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1935. U.S. Geol. Surv. Bull. 880-A, 1937, pp. 17-19, 67, 72, 74, 85-87.

521. Smith, P. S. Mineral Industry of Alaska in 1936. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1936. U.S. Geol. Surv. Bull. 897, 1939, pp. 18, 19, 76, 80, 81, 83, 84, 96.

522. Smith, P. S. Mineral Industry of Alaska in 1937. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1937. U.S. Geol. Surv. Bull. 910-A, 1939, pp. 8, 20, 22, 82, 85, 87, 89, 103, 104.

523. Smith, P. S. Mineral Industry of Alaska in 1938. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1938. U.S. Geol. Surv. Bull. 917-A, 1939, pp. 8, 21-23, 80, 83, 89, 102-104.

524. Smith, P. S. Mineral Industry of Alaska in 1939. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1939. U.S. Geol. Surv. Bull. 926-A, 1941, pp. 8, 19, 20, 75, 77, 80, 82, 94, 95.

525. Smith, P. S. Mineral Industry of Alaska in 1940. Ch. in Mineral Resources of Alaska, Report on Progress of Investigations in 1940. U.S. Geol. Surv. Bull. 933-A, 1942, pp. 7, 18, 19, 72, 74, 79, 90-92, 94.

526. Smith, P. S. Occurrences of Molybdenum Minerals in Alaska. U.S. Geol. Surv. Bull. 926-C, 1942, pp. 165-172.

527. Smith, S. S. The Mining Industry in the Territory of Alaska During the Calendar Year 1915. BuMines Bull. 142, 1917, pp. 28-31.

528. Smith, S. S. The Mining Industry in the Territory of Alaska During the Calendar Year 1916. BuMines Bull. 153, 1917, pp. 25-29.

529. Soja, C. M. Early Devonian Benthic Communities of the Alexander Terrane, Southeastern Alaska. Lethaia, v. 21, No. 4, 1988, pp. 319-338.

530. Soja, C. M. Lower Devonian (Emsian) Benthic Communities from Kasaan Island, Southeastern Alaska. Ch. in Devonian of the World, v. III., Paleontology, Paleoecology, and Biostratigraphy, ed. by N. J. McMillan, A. T. Embry, and D. J. Glass. Can. Soc. Petroleum Geol., Memoir 14, 1988, pp. 265-279.

531. Soja, C. M. Lower Devonian (Emsian) Brachiopods from Southeastern Alaska. Paleontographica, Series A, v. 201, Nos. 4-6, 1988, pp. 129-193.

532. Soja, C. M. Lower Devonian Platform Carbonates from Kasaan Island, Southeastern Alaska, Alexander Terrane. Can. J. Earth Sci., v. 25, No. 5, 1988, pp. 639-656.

533. Soja, C. M. Island Arc Carbonates from the Silurian Heceta Formation of Southeastern Alaska (Alexander Terrane). J. Sedimentary Petrology, v. 60, No. 2, March 1990, pp. 235-249.

534. Soja, C. M. Origin of Silurian Reefs in the Alexander Terrane of Southeastern Alaska. Palaios, v. 6, 1991, pp. 111-125.

535. Soja, C. M. Silurian Trace Fossils in Carbonate Turbidites from the Alexander Arc of Southeastern Alaska. Ichnos, v. 1, No. 3, 1991, pp. 173-181.

536. Solie, D. N., R. R. Reifenstuhl, and W. G. Gilbert. Preliminary Results of Geologic and Geochemical Investigations in the Hyder Area, Southeast Alaska. AK Div. Geol. and Geophys. Surv. Public Data File 91-8, 1991, 11 pp.

537. Staatz, M. H. I and L Vein System, Bokan Mountain, Prince of Wales Island. U.S. Geol. Surv. Circ. 751-B, 1976, pp. B74-B75.

538. Staatz, M. H. I and L Uranium and Thorium Vein System, Bokan Mountain, Southeastern Alaska. Econ. Geol., v. 73, No. 4, 1978, pp. 512-523.

539. Staatz, M. H., R. B. Hall, D. L. Macke, T. J. Armbrustmacher, and I. K. Brownfield. Thorium Resources of Selected Regions in the United States. U.S. Geol. Surv. Circ. 824, 1980, 32 pp.

540. Steele, W. C., and N. R. D. Albert. Folio of the Ketchikan and Prince Rupert Quadrangles, Alaska - Interpretation of Landsat Imagery. U.S. Geol. Surv. Open File Rep. 78-73K, 1978, 2 sheets.

541. Stephens, J. E. A Large New Porphyry Molybdenum Discovery in Southeastern Alaska Using Geology and Geochemistry. Econ. Geol., v. 70, No. 4, 1977, p. 742.

542. Stevens, D. L. Evaluation Report, Iron King Claims, Mineral Survey No. 2412. Unpublished rep., 1991, 35 pp., appendices, available from BuMines, Juneau, AK.

543. Stevens, F. H. Uranium in Alaska--The Kendrick Bay Project. Western Miner (Vancouver), v. 44, No. 10, Oct. 1971, pp. 151-158.

544. Stewart, B. D. Annual Report of the Territorial Mine Inspector to the Governor of Alaska for 1920. 1921, pp. 24, 25, available from BuMines, Juneau, AK.

545. Stewart, B. D., and B. W. Dyer. Annual Report of the Territorial Mine Inspector and Federal Mine Inspector to the Governor of Alaska for 1921. 1922, pp. 30-34, 36-40; available from BuMines, Juneau, AK.

546. Stewart, B. D. Annual Report of the Territorial Mine Inspector to the Governor of Alaska for 1922. 1923, pp. 57-62, available from BuMines, Juneau, AK.

547. Stewart, B. D. Annual Report of the Territorial Mine Inspector to the Governor of Alaska for 1923. 1924, pp. 55-57, available from BuMines, Juneau, AK.

548. Stewart, B. D. Description of the Flagstaff Mining Company, Karta Bay, Prince of Wales Island, Alaska. Compiled and ed. by B. D. Stewart, AK Territorial Dep. Mines, June, 1944, 30 pp., 2 maps.

549. Stewart, B. D. Biennial Reports of the Territorial Commissioner of Mines to the Governor of Alaska for 1929-1931, 1936-48. Available from BuMines, Juneau, AK.

550. Stewart, B. D. Report on Cooperation Between the Territory of Alaska and the United States in Making Mining Investigations and in the Inspection of Mines for the Biennium Ending March 31, 1931. 1932, pp. 18-22, available from BuMines, Juneau, AK.

551. Stewart, B. D. Report on Cooperation Between the Territory of Alaska and the United States in Making Mining Investigations and in the Inspection of Mines for the Biennium Ending March 31, 1933. 1934, pp. 8, 9, available from BuMines, Juneau, AK.

552. Sutter, J. F., and M. L. Crawford. Timing of Metamorphism and Uplift in the Vicinity of Prince Rupert, British Columbia, and Ketchikan, Alaska. Geol. Soc. Am. Abstr. with Programs, v. 17, No. 6, 1985, p. 411.

553. Swainbank, R. C., T. K. Bundtzen, and J. Wood. Alaska's Mineral Industry, 1990. AK Div. Geol. and Geophys. Surv. Spec. Rep. 45, 1991, pp. 14, 15, 36, 40.

554. Swainbank, R. C., T. K. Bundtzen, A. H. Clough, E. W. Hansen, and M. G. Nelson. Alaska's Mineral Industry 1992. AK Div. Geol. and Geophys. Surv. Spec. Rep. 47, 1993, pp. 13, 21, 35, 36.

555. Swenning, S. S. Cathedral Mineral Claims (Mt. Jefferson - Coolidge). AK Territorial Dep. Mines Misc. Rep. MR-118-1, 1938, 3 pp.

556. Swenning, S. S. Prospecting Report on the Green Point Group of Mineral Claims, Hyder District, Alaska. AK Territorial Dep. Mines Misc.

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557. Taylor, H. P., Jr. The Zoned Ultramafic Complexes of Southeastern Alaska. Ch. in Ultramafic and Related Rocks, ed. by P. J. Wyllie. John Wiley & Sons, New York, 1967, pp. 97-121.

558. Taylor, H. P., Jr., and J. A. Noble. Origin of the Ultramafic Complexes in Southeastern Alaska. Int. Geol. Congress, 21st Session, Copenhagen: Part 13, 1960, pp. 175-187.

559. Taylor, H. P., Jr., and J. A. Noble. Origin of Magnetite in the Zoned Ultramafic Complexes of Southeastern Alaska. Ch. in Magmatic Ore Deposits, ed. by H. D. B. Wilson. Econ. Geol. Monogr. 4, 1969, pp. 209-230.

560. Tepordei, V. V. Crushed Stone. Ch. in USBM Minerals Yearbook, 1992, v. 1, pp. 1279-1304.

561. Tchudinova, I. I., M. Churkin, Jr., and G. D. Eberlein. Devonian Syringoporoid Corals from Southeastern Alaska. J. Paleontology, v. 48, No. 1, January 1974, pp. 124-134.

562. Territory of Alaska. Report on Cooperation Between the Territory of Alaska and the U.S. in Mining Investigations and Inspection of Mines for the Biennium Ending March 31, 1931. 1931, 145 pp, available from BuMines, Juneau, AK.

563. Territory of Alaska. Report of the Commissioner of Mines to the Governor for the Biennium Ended December 31, 1936. 1937, 67 pp, available from BuMines, Juneau, AK.

564. Thompson, T. B. Geology and Uranium-Thorium Mineral Deposits of the Bokan Mountain Granite Complex, Southeastern Alaska. Ore Geol. Rev., v. 3, Nos. 1-3, 1988, pp. 193-210.

565. Thompson, T. B., T. Lyttle, and J.R. Pierson. Genesis of the Bokan Mountain, Alaska Uranium-Thorium Deposits. Rep. prepared for the U.S. Dep. of Energy, Grand Junction, CO. (contract DE-AC13-76GJ01664-1980), 232 pp.

566. Thompson, T. B., J. R. Pierson, and T. Lyttle. Petrology and Petrogenesis of the Bokan Granite Complex, Southeastern Alaska. Geol. Soc. Am. Bull. v. 93, No. 9, 1982, pp. 898-908.

567. Thorne, R. L. Shakan Molybdenum Deposit, Kosciusko Island, Southeastern Alaska. BuMines War Miner. Rep. 108, 1943, 9 pp.

568. Thorne, R. L., S. P. Holt, A. W. Tolonen, W. S. Wright, and E. L. Fosse. Mount Andrew Iron Deposit, Kasaan Peninsula, Prince of Wales Island, Southeastern Alaska. Draft War Miner. Rep., 1945, 42 pp., available from BuMines, Juneau, AK.

569. Thorne, R. L., J. G. Shepard, S. P. Holt, A. W. Tolonen, and E. L. Fosse. Rush and Brown Mine, Kasaan Bay, Prince of Wales Island, Southeastern Alaska. War Miner. Rep. 455, 1945, 9 pp.

570. Thorne, R. L., J. G. Shepard, S. P. Holt, A. W. Tolonen, and E. L. Fosse. Salt Chuck Mine, Kasaan Peninsula, Prince of Wales Island, Southeastern Alaska--Copper, Palladium. War Miner. Rep. 423, 1945, 11 pp.

571. Thorne, R. L., N. M. Muir, A. W. Erickson, B. I. Thomas, H. E. Heide, and W. S. Wright. Tungsten Deposits in Alaska. BuMines RI 4174, 1948, pp. 35-49.

572. Thorne, R. L., and R. S. Warfield. Unpublished Summary Reports of Minerals Examinations for Very Inlet Steatite, Very Inlet Quartz Veins, Very Inlet Lead and Zinc. BuMines, 1954, 3 pp., available from BuMines, Juneau, AK.

573. Thurber, J. B. Report on the Paula Group, Ketchikan Mining District, Alaska. AK Territorial Dep. Mines Misc. Rep. MR-120-3, 1954, 9 pp., 1 map.

574. Thurston, P. (Geologist, American Copper and Nickel Company). Private communication, July, 1993, available from P. E. Bittenbender, BuMines, Juneau, AK.

575. Tolonen, A. W. Flagstaff Mine, Prince of Wales Island, Southeastern Alaska. Draft War Miner. Rep., 1945, 7 pp., available from BuMines, Juneau, AK.

576. Townsend, H. Report on the Maiden Bay Prospect, Revillagigedo Island (Moth Bay). AK Territorial Dep. Mines Misc. Rep. MR-120-5, 1937, 4 pp.

577. Townsend, H. Memorandum re Novatney Prospect, Helm Bay, First Division, Alaska. Unpublished memo to Anaconda Copper Mining Co., 1952, 3 pp., available from BuMines, Juneau, AK.

578. Tucker, T. L. and D. W. Tupper. Geological, Geochemical and Diamond Drilling Report on the Mineral Hill Property, Hyder, Alaska, Phases I and II. Keewatin Eng. Inc., Vancouver, B. C., Dec. 17, 1991, 18 pp.

579. Turner, D. L., G. Herreid, and T. K. Bundtzen. Geochronology of Southern Prince of Wales Island, in Short Notes on Alaskan Geology. AK Div. Geol. and Geophys. Surv. Geol. Rep. 55, 1977, pp. 11-16.

580. Twenhofel, W. S. Potential Alaskan Mineral Resources for Proposed Electrochemical and Electrometallurgical Industries in the Upper Lynn Canal Area, Alaska. U.S. Geol. Surv. Circ. 252, 1953, pp. 4-6, 10, 12.

581. Twenhofel, W. S., J. C. Reed, and G. O. Gates. Some Mineral Investigations in Southeastern Alaska. U.S. Geol. Surv. Bull. 963-A, 1949, pp. 7-21.

582. Twenhofel, W. S., G. D. Robinson, and H. R. Gault. Molybdenite Investigations in Southeastern Alaska. U.S. Geol. Surv. Bull. 947-B, 1946, pp. 19-36.