| 题名 |
Public road mileage and revenues in the Southern States, 1914 : a compilation showing mileage of improved and unimproved roads, sources and amounts of road revenues, bonds issued and outstanding, and a description of the systems of road administration, fiscal management and other factors affecting road improvement in each state / prepared jointly by the Division of Road Economics of the Office of Public Roads and Rural Engineering, and state collaborators. |
|
