Report of the Committee of American Engineering Council on street traffic signs, signals, and markings
| Format: | Book |
|---|---|
| Published: |
[s.l. :
s.n.],
1929
|
| Subjects: |
| Physical Description: | 58 p. : il. col. ; 23 cm |
|---|
| Format: | Book |
|---|---|
| Published: |
[s.l. :
s.n.],
1929
|
| Subjects: |
| Physical Description: | 58 p. : il. col. ; 23 cm |
|---|
Manual on street traffic signs, signals and markings : as prepared by American Engineering Council : for the National Conference on Street and Highway Safety in 1928-1929