ISLAMABAD: October 29 Federal Minister for Science and Technology Chaudhry Fawad Hussain visits the on display calligraphy artwork during the 3 days exhibition of Calligraphy at Centaurus Mall. APP photo by Irfan Mahmood APP05-29 ISLAMABAD: October 29 Federal Minister for Science and Technology Chaudhry Fawad Hussain visits the on display calligraphy artwork during the 3 days exhibition of Calligraphy at Centaurus Mall. APP photo by Irfan Mahmood APP05-29