Norway, 12, 13 Nova Scotia, 3, 175 O Oahu, 170 Oberhansley, F. R., 173 Oberwald, the, 14 Observatories, 76, 86, 114–130, 135–137, 142, 144, 155, 162, 163, 168, 173 -- Alaska, 136, 137, 142, 144 -- California, 136, 137 -- Hawaii, 76, 114–130, 135, 137, 142, 155, 162, 168, 173 -- Kew, 157 -- Vesuvius, 76, 86 Ocean Island, 99 oceanic volcanoes, 182 Oceanographic Institute of Sweden, 170 oceanographic sampling, 183 Ogasawara Islands, 109 Ohia Lodge, Hawaii, 174 Ohiki, the, 142–143 Okinawa, 103 Olaa, 154 Old Faithful, 10 -- model of, 41–42 “Old Faithful,” Hawaii, 86–87, 90 Oldham, R. D., 116 Oligocene, 24 Omori, F., 77, 84, 102, 104–106, 109, 112, 115, 131, 132, 162 Oregon, 82 Osaka, 134 Osann, A., 14, 15 Oshima, 103, 109, 133, 134 Osumi Strait, 104 Otago University, 110 Ottajano, 65, 66, 68 P Pacific Commercial Advertiser, 77, 86 Pacific Commercial Company, 143 Pacific journey, 77–78 Pacific Ocean, 36, 53, 82, 170, 171 -- arc, 82 --deeps of, 53 Pacific oceanography, 170–171 Pacific Science Congresses, 112, 134 Pago Pago, 147 pahoehoe, 67, 97, 120, 124, 125, 129, 135, 148, 151, 153 Palache, C., 14, 15 Palisades, Hudson River, 42 Palmieri, P., 76 Panama, 80, 82, 83, 157 Panama Canal, 82, 157 Papua, 76 Parker Ranch, Hawaii, 143, 146 Pasadena, 111 Pasteur, Louis, 16, 161 Patagonia, 81 Pavlof, 139, 142–143 Pearl Harbor, 122, 123, 168, 169, 172 Pelée, 11, 45, 56–65, 67, 68, 78, 103, 104 -- eruption, 45, 56–65, 71 Pelican (ship), 123 Pennsylvania, 37, 53 Perkins, Commander, ...., 140 Perret, Frank Alvord, xi, 32, 68, 71, 84, 86–89, 92, 96, 101, 103, 156, 157, 160, 162, 167, 171, 173 Peru, 34 Pettersson, Hans, 170, 171, 184 Philadelphia, 53 Philippine Islands, 72, 76 Phoenix, Arizona, 25 Piggot, C. S., 184 Planck, M., 5 Pliocene, 43 Plug Ugly (ship), 139 Plymouth, W. I., 156 Poas Crater, 80 Pohoiki, 118 Polynesian rats, 136 Ponte, S. C., 68 Porteus, Stanley, 162 Postal Card Crack, 77, 127, 128 Potomac (ship), 56–58 Powell, C. F., 156, 157, 161 Powell, George, 143 Powell, J. W., 7, 17, 22 Powers, Howard, 142, 154, 169, 173 Powers, Sidney, 112 Pozzuoli, 66 pre-Cambrian, 47 Prescott, Arizona, 25 Pribilof Island, 144 Prince of Wales, 110 Princeton University, 5 Pritchett, H. S., 55, 72 Puako, 143 Puget Sound, 143, 144 Puna, 130, 154 Purington, C., 133 Puu Oo Ranch, 153 Puuwaawaa, 145, 146 Q quakeproof engineering, 132 Quartette Gold Mine, 27 Queen Charlotte, 150 Quensell boys, 149 R