At the age of 66, a retired professor is keeping traditions alive by helping preserve a prominent Arabic musical instrument. Nazih Ghadban, who hails from a small village in North Bekaa, Lebanon, has been handcrafting the Oud—a short-neck lute-type, pear-shaped, fretless stringed instrument—for the last four decades. In an email interview with The Epoch Times, Ghadban,…