1. Al-ḥaqīqaẗ : Wa-hiya risālaẗ tataḍamman rudūdā li-iṯbāt maḏhab Dārwīn fī al-nušūʾ wa-al-irtiqāʾ / Li-l-duktūr Šiblī Šumayyil Creator: Šumayyil, Šiblī (1850-1917) Language: Arabic
2. Taʿrīb li-šarḥ Buẖnir ʿalá maḏhab Dārwīn fī intiqāl al-anwāʿ wa-ẓuhūr al-ʿālam al-ʿuḍwī wa-iṭlāq ḏâlika ʿalá al-insān : maʿ baʿḍ taṣarruf fīhi / Li-l-duktūr Šiblī Šumayyil Creator: Šumayyil, Šiblī (1850-1917) Language: Arabic