Title: Risālah-ʼi usṭurlāb-i Kūshyār Gīlānī = Risālah-yi usṭurlāb-i Kūshyār Gīlānī
Description: Astrolabes- Early work to 1800 ; Islamic astrology- Early work to 1800 ; Kūshyār, -approximately 961-Manuscripts-Facsimiles ; Manuscripts, Persian- Facsimiles.