Sangrahartha Sangraha

Samgrahaartha Sanghraha” by Late Padamannuru Narayana Acharya, a great scholar of last century, He has written three  commentaries, on on Tarka Sangraha, another on Nyayamrutha( of Shri Vaysarajaru) and third on Nyaya Rathnavali(of Shri Vadirajaru).