Rahatuʻl-ʻaql
Subtitle: Peace of mind
By: Edited in the original Arabic by M. Kamil Hussein and M. Mustafa Hilmy
Series: Ismaili Society, series C -- no.1
Publisher: Published for the Ismaili Society by Brill
Published: 1952
Place of publication: Leiden
Language: ara
Number of pages: 438
Notes: Added t.p. in Arabic.