 During residence there, they also fly a one and a quarter size flag atop their buildings and palaces.The Mubarak Mahal courtyard at the City Palace was fully developed as late as 1900, when the court architect of the time, Lala Chiman Lal, constructed the Mubarak Mahal in its centre.Chiman Lal, had worked with Samuel Swinton Jacob, the State's executive engineer, and also built the Rajendra Pol around the same time as the Mubarak Mahal, complementing it in style.