181. Maqālah fī haiʼah aflāk ʻUṭārid wa-ikhtilāf marākizihā wa-masīrihā, followed by various (ff. 208r-211v) muqaddimahs relating to figures in the Almagest. [Transcribed from MS. Thurston 3, f. 104v-f. 107r l. x.]
189. Maqālah fī ʻamal al-musabbaʻ fī al-dāʼirah wa-qismat al-zāwiyat al-mustaqīmat al-khaṭṭain bi-thalāthah aqsām mutasāwiyah.
200. Marginalia relating to Shīrāzīʼs compendium of the Conica of Apollonius of Perga, bks. 5-7. [Transcribed from MS. Thurston 3, ff. 31r-52r (margins).]