CRISSEY, FORREST, “Our New Transportation System,” _Saturday Evening Post_, December 16, 1922. GRAHAM, GEORGE M., “Highway Transportation,” Proceedings of the Eighth Annual Meeting of the United States Chamber of Commerce. “The Motor Vehicle--Competitor or Ally?” National Automobile Chamber of Commerce. GREEN, G. A., “Motor Bus Transportation,” Society of Automotive Engineers, _Journal_, 1920. JOHNSON, EMERY R., “Elements of Transportation,” D. Appleton & Company, New York. MACDONALD, THOMAS H., “Federal Aid Highways,” Proceedings of the 8th Annual Meeting of the Chamber of Commerce of the United States. NORTON, S. V., “The Motor Truck as an Aid to Business,” Part I. A. W. Shaw Company, Chicago. RIGGS, HENRY E., “Report of the Committee on Interrelation of Highway, Railway, and Waterway Transport,” National Traffic Association of Chicago, N. A. C. C., 1920. THIRLWALL, J. C., “Fields of the Rail Car, Trolley Bus and Gasoline Bus,” _General Electric Review_, Vol. XXIV, pp. 974-985. WHITE, WINDSOR T., “Benefits of War Experience,” Proceedings of the Eighth Annual Meeting of the Chamber of Commerce of the United States. FOOTNOTES [159] Chatburn’s “Highway Engineering,” Wiley & Sons, N. Y. [160] Cf. “Root, Hog or Die,” by Philip Cabot, _Atlantic Monthly_, August, 1921. [161] This estimate includes the following items: --------------+-----------+--------------+--------- | | Heavy Car |Light Car --------------+-----------+--------------+--------- 2 Drivers |$8.00-10.00|$10.00 per day| $10.00 Tires | 4.00- 6.00| 6.00 | 4.00 Oil, etc. | .75- 1.00| 1.00 | .75 Gasoline | 3.50- 5.50| 5.00 | 3.50 Depreciation | 4.00- 6.00| 6.00 | 4.00 Interest | 1.00- 1.50| 1.50 | 1.00 Insurance | 1.00- 1.50| 1.50 | 1.00 Garage | .50- 1.00| 1.00 | .50 License, taxes| .75- 1.50| 1.50 | .75 Repairs | .50- 1.00| .50 | .50 |-----------|------ | ------ |24.00-35.00|$34.00 | 26.00 --------------+-----------+--------------+--------- [162] “Root, Hog, or Die: The New Englander and His Railroads,” by Philip Cabot, in _Atlantic Monthly_, August, 1921, p. 258. [163] _Wall Street Journal_, August 26, 1921. [164] _The Railway Review_, Chicago, July 30, 1921. [165] W. Jett Lauck, a union-labor economist, in a report laid before the Railroad Labor Board, specifies the avoidable wastes as follows: 1. Modernizing locomotives.--Gross reparable deficiencies are pointed out which it is claimed might be avoided by the applications of improvements such as superheaters, brick arches, mechanical stokers, feed-water heaters, there would result an annual saving of at least $272,500,000.