Decide on an option before you scroll down any further.
All set? Okay, time for the right answer.
And the Correct Answer Is…
Option number 2: The Parliament Library.
The Parliament Library in the Parliament of India.
The original book of the Constitution is kept in a special helium-filled case in the Library of the Parliament of India, which is also home to a massive repository of books and publications.
From 1950 to 1955, the central government began expanding and purchasing more books for the Parliament Library, and soon it became the largest library in Delhi and the second largest library in India after the National Library.