TEXT

Risālah fī kayfiyyat al-arṣād wa-mā yuḥtāju ilá ʿilmihi wa-ʿamalihi min al-ṭuruq al-muʿaddiyah ilá maʿrifah ʿawdāt al-kawākib

Title (arabic)

رسالة في كفيّة الأرصاد وما يحتاج إلى علمه وعمله من الطرق المعدّية إلى معرفة عودات الكواكب

Title (translit)

Risālah fī kayfiyyat al-arṣād wa-mā yuḥtāju ilá ʿilmihi wa-ʿamalihi min al-ṭuruq al-muʿaddiyah ilá maʿrifah ʿawdāt al-kawākib

Alias

Risālat al-Raṣd

Author

Language

Arabic

Subject

Notes

In this treatise on observational instruments, ʿUrḍī includes several invented by himself.

ismi_id

60251