The American transportation problem /
prepared for the National Transportation Committee by Harold G. Moulton and associates; Paul T. David, Lloyd C. Hoeltzel, Charles L. Dearing ... [and others]
- Washington, D.C. The Brookings institution, 1933.
- lxix, 915 p. illus. (map) plates, diagrs. 22 cm.
- Brookings institution, Washington, D.C. Publications...Miscellaneous series .