Anubis SENIOR MEMBER Joined Dec 15, 2012 Messages 3,628 Reaction score -1 Country Location Sep 5, 2013 #106 Fazlur Rahman Khan designer of Willis Tower and considered the father of tubular design.
Aka123 SENIOR MEMBER Joined Apr 5, 2013 Messages 2,050 Reaction score 1 Country Location Sep 5, 2013 #107 Kalpana Dutta, Chittagong Bobita, Jessore
