A few days ago, I began a thread on the early story of strain of Kuhaylan Abu ‘Arqub, as it was mentioned in the ‘Abbas Pasha Manuscript. The information is reconciled from two slightly different sources: first, my notes from the English translation of the Manuscript (a copy of the book is in my father’s library in Beirut); second, from the book “Usul al-Khayl” by Hamad al-Jasir, which contains excerpts of the original Manuscript in Arabic (and a xeroxed copy of which was given to me by my friend Hazaim Alwair). The story of Kuhaylan Abu ‘Arqub involves central Arabian tribes such as the Qahtan, the Bani Khalid and the Mutayr, as well as the House of Saud, who were major breeders of the strain in the 1850s. The Manuscript’s account of the strain stops around this time. There are conflicting accounts of what happened to the strain after that, but what is clear is that the strain reappears in areas of the desert further to the north, with the “northern” tribes of the Bani Sakhr in today’s Jordan and the Hadideen in today’s central Syria. More recently, and according to author Khalid Bakr Kamal in his book “the Arab Horses”…