The biggest library in Pakistan is?

The biggest library in Pakistan is?

پاکستان کی سب سے بڑی پبلک لائبریری کا نام بتائیں؟
Explanation

The Quaid-e-Azam Library is a public library located within the Bagh-e-Jinnah in Lahore, Punjab, Pakistan.

The library was constructed in the mid-19th century during the British Raj compromises of Victorian era Lawrence and Montgomery Halls. 

Established: 1886

The complex includes two halls, the first was built in memory of John Laird Mair Lawrence, 1st Baron Lawrence,

and the second in memory of Robert Montgomery Martin