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Books about Umail:
Corpus Alchemicum Arabicum: Vol 1: Book of the Explanation of the Symbols Kitab Hall Ar-Rumuz (Corpus Alchemicum... by Muhammad Umail (Sep 15, 2007)
It's U-Mail! by Linda Kanelakos Fike and Robert Stecker (Sep 1998)
Great Vision of Muhammed Ibn Umail by Muhammed Ibn Umail (Oct 1, 2007)
The Great Vision of Muhammad Ibn Umail by Theodor Abt (2006)
Muhammad Ibn Umail's Hall Ar-Rumuz ('Clearing of Enigmas') Historical Introduction and Psychological Comment by Marie-Louise Von Franz (1999)
Great Vision of Muhammad Ibn Umail by Theodor Abt (2003)
MUHAMMAD IBN UMAILS HALL AR-RUMUZ: CLEARING OF ENIGMAS by Marie-Louise von Franz (1999)
Wiki information Umail:
Ibn Umayl, Senior Zadith, Muhammed ibn Umail at-Tamîmî was an alchemist of the tenth century. He can be dated to 900–960 AD on the basis of the names of acquaintances he mentioned. About his life, since he lived in seclusion, very little is known....
Umaill was a territory located in the west of what is now County Mayo, Ireland. It comprises the baronies of Burrishoole and Murrisk, essentially all the land adjacent to Clew Bay.