Igeret baʻale ḥayim
Subtitle: nikhtav beʻarvit ṿe-nitargem be-shinuyim ḳalim ʻal yede Ḳalonimos ben Ḳalonimos
By: hehedir le-fi ha-hotsaʾah ha-rishonah, hishṿah la-maḳor ṿe-hosif heʻarot u-veʾurim, Y. Toporovsḳi ; aḥarit davar meʾet A.M. Haberman.
Contributors: Qalonymos ben Qalonymos ben Meʾir, b. 1286; Habermann, Abraham Meir, 1901-1980; Toporovsḳi, Y
Series: Sifriyat meḳorot -- 12
Publisher: Mosad ha-Rav Ḳuḳ she-ʻal yad ha-Mizraḥi ha-ʻolami
Published: 1948
Place of publication: Yerushalayim
Language: heb
Number of pages: 191
Work titles: al-Rasāʾil. 22.
Notes: A translation or rather adaptation of treatise 22 in the Rasāʾil Ikhwān al-Ṣafāʾ (Encyclopaedia of the Brethren of purity).