وسائل وسائل الاتصالات السريعة في حروب العرب المسلمين حتى منتصف القرن الرابع الهجري
This Study is concerned with The Fast communications in the wars of arab moslims until the middle of fourth century . it pointed to many communications for that , Like using the fast horses , and carrier pigeon , Almanader (Almanawin) wich used to tell for long distances , and drums , trumpets…