treatise on the Razmara compass "Ghebleh nama" showing the direction of Mecca,Invented by Hossein-Ali Razmara, registered in 1952; tr. into English by M.R. Assar,کتاب های Invented by Hossein-Ali Razmara, registered in 1952; tr. into English by M.R. Assar,کتاب Qiblah,Compass,Qiblah,Compass" />