HE has created a train from bricks, a submarine from car tires, and fashioned the ‘Big Heids’ on the M8.http://www.heraldscotland.com/news/16133069.Art_as_news__David_Mach__39_s_latest_sculpture_uses_five_tonnes_of_The_Herald_to_make_a_river_of_information/?ref=rss