"The earliest signs were simple wooden or stone milestones. Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony."
Equipment, signs and markings designed to regulate, guide and inform traffic on the roadway network.
"With traffic volumes increasing since the 1930s, many countries have adopted pictorial signs or otherwise simplified and standardized their signs to overcome language barriers, and enhance traffic safety."
"Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony."
"The earliest signs were simple wooden or stone milestones."
"Many countries have adopted pictorial signs or otherwise simplified and standardized their signs to overcome language barriers."
"Later, signs with directional arms were introduced, for example the fingerposts in the United Kingdom and their wooden counterparts in Saxony."
"With traffic volumes increasing since the 1930s..."
"Such signs were first developed in Europe..."
"...many countries have... simplified and standardized their signs... to enhance traffic safety."
"...pictorial signs use symbols (often silhouettes) in place of words..."
"...the fingerposts in the United Kingdom and their wooden counterparts in Saxony."
"The earliest signs were simple wooden or stone milestones."
"...simplified and standardized their signs... to enhance traffic safety."
"...their wooden counterparts in Saxony."
"...overcome language barriers, and enhance traffic safety."
"...the fingerposts in the United Kingdom and their wooden counterparts in Saxony."
"...simplified and standardized their signs to overcome language barriers..."
"Such pictorial signs use symbols (often silhouettes) in place of words and are usually based on international protocols."
"With traffic volumes increasing since the 1930s..."
"Such signs were first developed in Europe, and have been adopted by most countries to varying degrees."