वर्तमान पटना कॉलेज की उत्तरी इमारत डच फैक्ट्री थी, वर्तमान गुलजारबाग स्थित गवर्नमेंट प्रिंटिंग प्रेस थी- - The northern building of the present Patna College was the Dutch Factory, the Government Printing Press located at present-day Gulzarbagh was- - Vartman Patana College Ki Uttari Imarat Dach Factory Thi , Vartman GuljaBaag Sthit Government Printing Press Thi - Bihar Gk in hindi, Bihar Modern History Quiz Angrej Factory question answers in hindi pdf Dach Factory questions in hindi, Know About French Factory Bihar Gk online test Bihar Gk notes in hindi quiz book De Factory