RAWALPINDI (Agencies) A public holiday has been announced in Rawalpindi in connection with by-election to be held in NA-55 on Wednesday (February 24). According to a notification issued by DCO Rawalpindi, Imdad Ullah Bosal, all offices and educational institutions remained closed on the day of election. Meanwhile, DCO Pindi Imdadullah Bosal has set up a central control room in the office of District Revenue Office in connection with by-election of NA-55 Constituency. The telephone number of control room is 051-9270774 while Assistant Director, Local Government, Allah Ditta Najmi has been made the focal person.