Highways then and now
Subtitle: milestones in the development of modern roads
By: by Ben H. Petty.
Series: Extension series no. 52.  Engineering Extension Department.; Engineering bulletin. Purdue University.; Vol. XXV, no. 6. November, 1941
Publisher: Purdue University
Published: 1941
Place of publication: Lafayette, Ind
Language: eng
Number of pages: 27
Subjects: Roads -- History.; Roads -- United States.
Other titles: Milestones in the development of modern roads.
Notes: Reprinted from Roads and streets, 1941.  cf. Pref.