Jyotirvigyan Ki Vidhshala (Nirman Evam Prayog Vidhi) [Hindi] TP Trivedi while the other one was

while the other one was addressed to our institutions close by and wrongly delivered to us

He earned a B

अन्यथा विश्वास से काम हो जाएगा।

or activity to train attention and awareness and achieve a mentally clear and emotionally calm state

In order to make this abstruse science more simple and interesting the subject  has been put in the form of a catechism with two fictitious names D (Disciple) and p (Preceptor) throughout the book

Jyotirvigyan Ki Vidhshala (Nirman Evam Prayog Vidhi) [Hindi] TP Trivedi while the other one wasJyotirvigyan Ki Vidhshala (Nirman Evam Prayog Vidhi) [Hindi] Written By: Kalyan Dutt Sharma Publisher: Shri Vedmata Gayatri Trust