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- [2] Highway Transportation ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1924, 116 : 127 - 132
- [4] Education for Highway Engineering and Highway Transport ELEMENTARY SCHOOL JOURNAL, 1921, 21 (08): : 634 - 635
- [8] Highways and Highway Transportation ANNALS OF THE AMERICAN ACADEMY OF POLITICAL AND SOCIAL SCIENCE, 1924, 114 : 159 - 159