EditorialJohn Loudon McAdam (1756-1836). Scottish civil engineer and road-builder. He invented a road surface using a technique of draining and laying down roads made of succesive layers of small broken stones, which were compacted by traffic. In the background...
EditorialJohn Loudon McAdam (1756-1836). Scottish civil engineer and road-builder. He invented a road surface using a technique of draining and laying down roads made of succesive layers of small broken stones, which were compacted by traffic. In the background...