Manuscript used for contemplation and study and is a treatise on logic from the perspective of the Nyāya school of Hindu philosophy and is a commentary on the Tattvacintāmaṇidīdhiti of Raghunātha Śiromaṇi. Manuscript is divided into three sections. Manuscript was written in the city of Kāśī (Vārāṇasī) (f. 28v).
Paṅcalakṣaṇī (f. 1r-14r) Siṅhavyāghralakṣaṇī (f. 14v-28v) Caturdaśalakṣaṇī (f. 29r-40r).
Title from title abbreviations in margins. Written in 10-11 lines per leaf. 40 leaves foliated 1-40, upper left and lower right verso. Dated śaka 1751 (1829) (f. 28v). Mistakes covered over in yellow or blacked out; some corrections and additions in margins; significant syllables, words, or phrases highlighted in red throughout. Scribe is Vyaṅkaṭeśa Sahasrabuddhi, son of Vināyaka Sahasrabuddhi (f. 14r).
Listed in H.I. Poleman, Census of Indic Manuscripts in the United States and Canada (New Haven, Conn.: American Oriental Society, 1938), Poleman 3755, 3759, and 3772 (UP 2132); Poleman 3759 (f. 14v-28v) mistakenly listed as belonging to Harvard's collection (H).