Century: 15th century / Keywords: Ibn al-Hāʼim, Aḥmad ibn Muḥammad, -1412. Maʻūnah fī ʻilm al-ḥisāb al-hawāʼī.--Abridgment

Start Over Century 15th century Keywords Ibn al-Hāʼim, Aḥmad ibn Muḥammad, -1412. Maʻūnah fī ʻilm al-ḥisāb al-hawāʼī.--Abridgment