इंपीरियल लाइब्रेरी अधिनियम, 1902 को किसने प्रख्यापित (promulgated) किया था?

In accordance with the provisions of the Press and Registration of Books Act, 1867, a copy of the book shall be delivered to the local government or designated authority within how many days from the date of publication?

How many copies of a printed document are required to be deposited by publishers under the Delivery of Books and Newspapers (Public Libraries) Act in India?