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PROVISION OF A TRIENNIAL LECTURE (IN THE FORM OF PAPER OR EXTRACT REPORT) ON ROAD DESIGN AND LAYOUT, TO BE GIVEN OR READ BEFORD A MEETING TO WHICH THE INSTITUTE SHALL INVITE REPRESENTIVES OF MOTOR MANUFACTURES, MOTOR ENGINEERS USERS OF MOTOR VEHICLES, PERSONS OR ORGANISERS CONCERNED WITH THE PLANNING DESIGN AND MAKING OF ROADS, AND THE TRAFFIC AUTHORITIES THROUGH THEIR REPRESSENTATIVE ORGANIZATIONS OR INDIVIDUALLY OR TO BE PUBLISHED OR CIRCULATED TO INTERESTED PERSONS OR ORGANIZATIONS THROUGH THE MEDIUM OF THE JOURNAL OF THE INSTITUTE AND OTHER APPROPRIATE CHANNELS.