Testimony before the Interstate Commerce Commission, 539. — "Scientific Management" to save railroads a million dollars a day, 539. — What is "Scientific Management?" — Its success in manufacturing establishments, 544. — Practically untried in railroad operation, 545. — Santa Fe experiments inconclusive, 546. — Differences between manufactories and railroads in extensive range of action (549). — Character of public service (550), and labor union influence, 553. — Progress of railroads in economical operation, 556. — Further progress possible by a more general adoption of best methods of best railroads, 559. — Difference between Scientific Management as a system and the best railroad methods not one in kind but in degree, 560.