A great book on the biographies of the masters of Naqshbandi Mujaddidi Sufi order. The distinction of this book with others is that this not only contains biographies of the Shuyukh in the golden chain, but also their major deputies, khulafa and other shaykhs of this golden Sufi order.
Maqamat Masoomi is a great and authentic book on the biography and history of Hazrat Khwaja Muhammad Masoom Faruqi Sirhindi (d. 1079 AH). It has been published with full details and original text in four volumes.
A book on the Sulook (method) of the Naqshbandi Mujaddidi Sufi tariqah, describing various stages of the spiritual path.
A book about the Zikr (remembrance) of Allah.