Manual of traffic signs (revised) /
Manual of traffic signs (revised) /
Department of Public Works
- Puerto Rico : bureau of traffic traffic engineering division, 1957.
- 180 h. : il. ; 24 cm.
Manual de señales de tráfico
Alphaset series shown for each mesage refer to those in the standard alphabet for highway signs designed by the bureau of public roads of the U.S. departament of conmerce and approved by the american association of state highway officials.
Señales de trafico--Manual
Señales de carretea
Puerto Rico
343.094 / D26m
Manual de señales de tráfico
Alphaset series shown for each mesage refer to those in the standard alphabet for highway signs designed by the bureau of public roads of the U.S. departament of conmerce and approved by the american association of state highway officials.
Señales de trafico--Manual
Señales de carretea
Puerto Rico
343.094 / D26m