 | Sidney Paige, Adolph Knopf - 1907 - 614 Seiten
...Beaver and northwestern Allegheny counties), by LH Woolsey. 1906. 132 pp., 8 pis. B 2S7. The Juneau gold belt, Alaska, by AC Spencer, and a reconnaissance...Admiralty Island, Alaska, by CW Wright, 1906. 161 pp., 37 pis. GEOLOGICAL SURVEY PUBLICATIONS ON ALASKA. 1891. RCSSEI.I., IC Account of an expedition to the... | |
 | Lester Paige Breckenridge - 1907 - 406 Seiten
...geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., 8 pis. B 287. Juneau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska, by CW Wright. 1906. ]61 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district, Colorado, by W.... | |
 | Ralph Arnold, Robert van Vleck Anderson - 1907 - 612 Seiten
...Beaver and northwestern Allegheny counties), by LH Woolsey. 1906. 132 pp., 8 pis. B 287. The Junenu gold belt, Alaska, by AC Spencer, and a reconnaissance of Admiralty Island, Alaska, by CW Wright. 1906. 1«1 pp., 87 pis. PP 51. The geology and gold deposits ot the. Cripple Creek district, Colorado, by... | |
 | 1907 - 808 Seiten
...geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., 8 pis. B 287. Juncau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska, by CW Wright. 190C. 161 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district, Colorado,... | |
 | 1907 - 532 Seiten
...geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., 8 pis. B 287. Juneau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska, by CW W«ight. 1906. 161 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district,... | |
 | 1907 - 602 Seiten
...geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., 8 pis. B 287. Juneau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska, by C. W . Wright. 1908. 161 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district.... | |
 | Frederick Gardner Clapp - 1907 - 948 Seiten
...geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., 8 pis. B 287. Juneau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska, by C \V. Wright. 1906. 161 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district,... | |
 | George Homans Eldridge, Ralph Arnold - 1907 - 632 Seiten
...*• Economic geology of the Beaver quadrangle, Pennsylvania, by LH Woolsey. 1906. 132 pp., P. Janeau gold belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska. t>y CW Wright. 1906. 161 pp., 27 pis. *• The efeology and gold deposits of the Cripple Creek district,... | |
 | Thomas Nelson Dale - 1907 - 240 Seiten
...belt, Alaska, by AC Spencer, and A reconnaissance of Admiralty Island, Alaska. by CW Wright. 1906. 161 pp., 27 pis. PP 54. The geology and gold deposits of the Cripple Creek district, Colorado, by W. Lindgren and FL Ransome. 1906. 516 pp., 29 pis. PP 65. Ore... | |
 | 1896
....southern Beaver and norttmotvlleKheny iwuitiesi. by LH Woolsey. 1906. IS-'pp.. SpK •ve JIUMMU gi«ld belt Alaska, by AC Spencer, and a reconnaissance of Admiralty Island. Alaska t>> \\ Wright. l«K. 1S1 pp.. J7 pb. PP f&. Ore deposits of the Silver Peak quadrangle, Nevada, by... | |
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PP 55. Ore deposits of the Silver Peak quadrangle, Nevada, by JE Spurr. 1906. 174 pp., 24 pis. B 289. A reconnaissance of the Matanuska... 
