SELECTED REFERENCES
Bell, H. H., “Improved Lighting System to be Installed on the Lincoln Highway,” Electrical World, Vol. LXXIX, pp. 731-732.
Blanchard, Harold F., “A Comparison of Ramp and Elevator Types of Garages,” Bus Transportation, June, 1922.
Brook, Mark, “Highway Signs,” American Highway Engineers’ Handbook, pp. 1390-1394.
Capper, Arthur, “The Midwest Farm Market for Motor Trucks,” National Automobile Chamber of Commerce, New York.
Eno, William Phelps, “Science of Highway Traffic,” Published by himself and distributed by Brentano’s, New York.
Evans, P. and Batchelder, A. G., “Direction and Distance Signs,” Engineering and Contracting, July 30, 1913.
Ferguson, O. J., “Electric Lighting,” Chap. XXI, McGraw-Hill Book Company, New York.
Firestone Ship by Truck Bureau, Akron, Bulletin No. 7, “The Motor Truck Terminal.”
Harrison, J. L., “Color Schemes for Highway Signs,” Engineering and Contracting, Oct. 13, 1915, p. 280.
Isabella, N. M., “The Wisconsin Idea as Applied to Detours a Source of Satisfaction to Motorists,” Concrete Highway Magazine, April, 1922, Chicago.
Jenkins, Alfred, “A Motorized City,” National Automobile Chamber of Commerce.
Jessup, Elon, “The Motor Camping Book,” G. P. Putnam’s Sons, New York.
Lewis, Nelson P., “The Planning of the Modern City,” pp. 240-246, John Wiley & Sons.
“Omaha Union Stage Depot,” Bus Transportation, Vol. 1, p. 45.
Putnam, Nina Wilcox, “A Jitney Guide to the Santa Fé Trail,” Saturday Evening Post, June 10, 1922.
Halvorson, C. A. B., Jr. and Hussey, R. B., “Illumination of Highways,” Engineering and Contracting, Vol. LVI, pp. 535-536.
Underwood, W. E., “The Trend of Modern Practice in Street Lighting,” Engineering World, Vol. XVII, pp. 348-351.
Williar, Harry D., Jr., Articles on Road Signs, Public Roads, August, 1921, and Engineering and Contracting, October 5, 1921.