ʻAbd Allāh ibn Muḥammad Quranī

• Takāmul nuẓum taḥdīd al-mawāqiʻ, wa-nuẓum al-maʻlūmāt al-jughrāfīyah, wa-nuẓum al-istishʻār min buʻd, wa-nuẓum al-masāḥah al-jawwīyah al-raqamīyah li-taḥdīth al-kharāʾiṭ al-ṭubūghrāfīyah al-Saʻūdīyah dhāta al-miqyās 1:50,000