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Pactolus Mine, Timbuctoo, Yuba Co., Cab, 232, table li.
Pactolus River, 15.
Palmas, Cape, Liberia, Africa, 17.
Palo Escrito Hills, Cal., 56.
Tampluna Province, U. S. of Colombia, 29.
Pan, The gold or miner's, 202.
Paragon Mine, Placer Co., Cal., 208, 227, table li.
Parinacochas Province, Peru, 28.
Park Canal and Mining Company's Ditch, table xiii.
Park Canal and Mining Company's Inch, 124.
Patricksville, Stanislaus Co., Cal., 72, 73, 74. 132. 228, 241, 270, tables xliii.-xlvi., I.
Pay gravel, Minimum yield, 76.
Payson, Lieut. A. W., cited, 270.
Paz Soldan, cited, 28.
Peace River, British Columbia, 38.
Pearce City, Idaho, 39.
Peel District, new South Wales, 32 table lii.
Pelton wheel, 191-193, 198-202.
Penchenga River, Siberia, 24.
Percolation, 92.
Perkins, H. C, cited, 50, 183, tables 1., li.
Perm District, Siberia, table lii.
Peru, 27.
Peschanka Mine, Ural Mountains, 21.
Petorca, Chili, 27.
Petroleum in California, 59.
Pettee, W. H., cited, 75, tables 1., li.
Philippine Islands, 18.
Philippsburg, on the Rhine, 16.
Plirygia, 15.
Piede Cuesta Mine, U. S. of Colombia, 29.
Piety Hill Mine, Shasta Co., Cal., table li.
Piling for dams, 96.
Pillarcitos Dam and Reservoir, San Mateo Co., Cal., 99, 104.
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Pine Grove Reservoir, 95.
Pioneer Mine, Plumas Co., Cal., 218.
Pioneer Tunnel, Sierra Co., Cal.,
table li. Pipe, 49, 158-184, tables xlii.-xlvi. Piquituirin River, Peru, 28. Pittsburg Mine, Sucker Flat, Yuba Co.,
Cal., 232, table li. Placer County, Cal., 51, 63, 71, 75, 76,
83,
84, 227, table 1. Placerville, Placer Co., Cal., 33. Platinum in beach
sands, 79. Pliny, cited, 16, 82. Pliocene gravels in California, 54, 6o,
67. Pliocene gravels in South Australia,
31-Pliocene gravels in Victoria, Australia,
31, 32. Plumas County, Cal., 63, 65, 66, 83,
218, tables I., li. Po River, Italy, 16. Podkamenny Tungusska River, Siberia,
22. Polar Star Mine, Placer Co., Cal., 71,
75,
179, 239, 271, table li. Pond Mine, Placer Co., Cal, table li.
Post-pliocene in California, 68. Post-tertiary in California, 64.
Powder, Blasting, 210, 212, 233, 234,
278.
Preliminary work in mining, 87-89. Prescott, W. H., cited, 30.
Preservation of iron pipes, 167. Pressure on pipes, table xv., 174,
tables
xlii.—xlvi. Pressure box, 176, 177. Product of gold: Africa, 17.
Amur basin, Siberia, 25. Bolivia, 27. Brazil, 26.
British Columbia, 38. California, 42, 288. Caratal Mines, Venezuela, 38. Chili, 27.
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