By By Mufti Sa'eed Ahmad Palanpuri

http://www.peopleofsunnah.com/downloads/summary/18-hanafi-fiqh/1425-the-beard-and-the-sunnats-of-ambiya--.html

A treatise written on the necessity of having a beard, its length and verdicts on this issue by all the schools of jurisprudence while explaining how keeping a beard was the practice of the Ambiya علیھم السلام as well.