Manual of standard signs and signals
| Format: | Book |
|---|---|
| Published: |
Minessota :
State of Minnesota. Department of Highways,
1929
|
| Edition: | 2nd ed. |
| Subjects: |
| Format: | Book |
|---|---|
| Published: |
Minessota :
State of Minnesota. Department of Highways,
1929
|
| Edition: | 2nd ed. |
| Subjects: |
Report of the Committee of American Engineering Council on street traffic signs, signals, and markings
