Mount Wilson Observatory, 261, 262.

Municipal government, British and American, 314-16.

"Naig," Mr. Carnegie's nickname, 17.

National Civic Federation, 234.

National Trust Company, Pittsburgh, 224.

Naugle, J.A., 237.

New York, first impressions of, 28;
business headquarters of America, 149.

Nineteenth Century Club, New York, 150.

Ocean surveys, 261.

Ogden, Robert C., 277.

Oil wells, 136-39.

Oliver, Hon. H.W., 42, 49.

Omaha Bridge, 164, 165.

Optimism, 3, 162;
optimist and pessimist, 323.

Organs, in churches, 278, 279.

_Our Coaching Trip_, quoted, 48, 110;
privately published, 212.

Palmer, Courtlandt, 150.

Panama Canal, 359, 360, 372.

Pan-American Congress, 345, 346.

Panic of 1873, the, 171, 172, 189-93.

Park, James, pioneer steel-maker of Pittsburgh, 199, 200.

Parliament, membership and meetings, 315.

Partnership better than corporation, 221.

Patiemuir College, 2.

Pauncefote, Sir Julian, and Mr. Blaine, 355;
the Hay-Pauncefote Treaty, 359, 360.

Peabody, George, his body brought home on the warship Monarch, 282.

Peabody, George Foster, 277.

Peace, Mr. Carnegie's work for, 282-86;
Palace, at The Hague, 284, 285.

Peace Society of New York, 285, 286.

Peacock, Alexander R., partner of Mr. Carnegie, 203.

Pennsylvania Railroad Company, builds first iron bridge, 115-17;
aids Union Pacific Railway, 163, 164;
aids Allegheny Valley Railway, 167-71;
aids Pennsylvania Steel Works, 185.
_See also_ Carnegie, Andrew, _Railroad experience_.

Pennsylvania Steel Works, the, 185.

Pessimist and optimist, story of, 323.

Philadelphia and Erie Railroad, 167-70.

Philippines, the, annexation of, 358, 362-65.

Phillips, Col. William, 167, 168, 169.

Phipps, Henry, 31, 130;
advertises for work, 131, 132;
crony and partner of Thomas Carnegie, 132;
controversy over opening conservatories on Sunday, 132, 133;
European tour, 142;
in charge of the Lucy Furnace, 181, 182;
statement about Mr. Carnegie and his partners, 196, 197;
goes into the steel business, 201.

Phipps, John, 46;
killed, 76.

Pig iron, manufacture of, 178, 179;
importance of chemistry in, 181-84.

Pilot Knob mine, 183.

Piper, Col. John L., partner of Mr. Carnegie, 116, 117;
had a craze for horses, 118, 121;
attachment to Thomas Carnegie, 118, 119;
relations with James B. Eads, 120.

Pitcairn, Robert, division superintendent, Pennsylvania