108 Index. 



Page. 



Becker, Texture of mineral rocks 56 



The Washoe rocks 66 



Sketch of geological development of Pacific Coast 73 



Geometrical form of volcanic cones 55 



Cretaceous metamorphic rocks of California 56 



Structure of a portion of the Sierra Nevada 58, 83 



Antiquities from under Tuolumne Table Mountain 58 



Notes on early Cretaceous of California 58 



Beechey, Narrative of a voyage to the Pacific and Behring Strait 83 



Behr, Mine drainage, i:)umps, etc 18 



Bell, New tracks in North America 86 



Berry, The gold of California 86 



Blake, Piare minerals of California 13 



Contributions to the geology and mineralogy of California 14 



Annotated catalogue of California minerals... 19, 34 



Geographical distribution and geology of precious metals and min- 

 erals of Pacific Coast 19 



Geological report of routes in California in 1856 45 



Physical geography and geology of coast of California from Bodega 



Bay to San Diego 37 



Geological age of the sandstone formation of San Francisco 45, 86 



Grooving and polishing of hard rocks and minerals by dry sand 45 



Geological reconnoissance in California, 1858 87 



The production of precious metals 87 



Forms in which gold occurs in nature 36 



Miscellaneous notices of... 63 



Sur Taction des anciens glaciers dans la Sierra Nevada 67, 86 



Observation on the extent of the gold region of California 71, 86 



Notice of strata containing infusoria, etc., at Monterey 86 



Remarks on geology of California, 1855 86 



Quaternarj' deposits in California 51 



Quicksilver mines of Almaden, California 51 



Recent earthquake shocks in California 51 



Extent of gold regions of California and Oregon 52 



On fossil tapir of California 53, 87 



New mineral oil region in Tulare Valley 63 



Blake, James, Glacial action at Johnson's Pass 65 



BlankinsMp, Notes on the geology of the Farallones 80 



Borthwick, Three years in California. 87 



Bouchacourt, Notice industrielle sur la Californie -.. 87 



Bourne, Captive in Patagonia 87 



Bowers, Report on Ventura County. 15 



Geology of San Nicolas Island 16 



Bowie, Hydraulic mining in California 80,87 



Practical treatise on hydraulic mining in California 87 



Mining debris in California rivers 87 



Bowman, Coast surface and scenic geology 64, 87 



Pliocene rivers of California 35 



Mining development of the northwest Pacific Coast 80 



Geology of the Sierra Nevada in its relation to vein mining 35 



Report on California Water Company 87 



Brewer, Reportson botany 11 



Brooks, Four months among the gold fields 87 



