Contents: 1. fol. 1b-12a: Persian treatise on the quadrant. Begins with faṣl dar alqāb-i khuṭūṭ-i rubʻ; dated 1096 H.Contents: 2. fol. 13b-31a: Risālat Kashf al-rayb fī al-ʻamal bi-al-jayb.Contents: 3. fol. 32b-40a: Risālah fī al-rubʻ al-mujayyab.Contents: 4. fol. 40b-51a: Mukhtaṣar dar maʻrifat-i asṭurlāb. A Persian treatise on the astrolabe compiled from the works of Naṣīr al-Dīn al-Ṭusī; in 20 bāb.Contents: 5. fol. 51b-53b: Ikhtiṣār mā yataʻallaqu bi-abwāb ʻamal al-layl wa-al-nahār bi-al-rubʻ al-mujayyab.Contents: 6. fol. 54b-61b: Risālah fī al-rubʻ al-mujayyab.Contents: 7. fol. 62b-67a: Bu risale amal-ı nücumu beyanindadir rub-i daire. Turkish treatise on the quadrant in 14 faṣl.Contents: 8. fol. 67b-77b: Işbu risale rub-i dair vaz edip cüzüsünün tarikindadir. Turkish treatise on the quadrant.Contents: 9. fol. 77b-81a: Risālah fī maʻrifat al-ʻamal bi-al-rubʻ al-muqanṭarāt.Contents: 10. fol. 81a-82a: Definitions of astronomical terms. In Arabic; followed by an extract on the astrolabe in Ottoman Turkish on fol. 82a.Contents: 11. fol. 84b-99b: Ahval-ı sahife-yi ceyb. Turkish treatise on the sine quadrant in 21 faṣl.Contents: 12. fol. 100b-131b: Risālat al-kurah.Contents: 13. fol. 132a-136a: Risālah fī al-kurah dhāt al-kursī.Ms. composite codex.