The author of this book, Late Digavalli Venkata Sivarao (1898-1991) was as a prominent Lawyer of Vijaywada from 1922 -1964) He was known for his Historical Research and was well known writer of the past era (1920s to 1988). He was having 45 published books and more than 300 articles to his credit published in various reputed papers right from 1920s till he died in 1991. In the year 1930 and 1931 his 7 booklets were proscribed by the then British Government and had twice filed sedition cases against him. His books were reviewed by well known writers like Chilukuri Veerabhadra Rao, Mallampalli Somasekhara Sarma,, Gadicherla Hari Sarvothama Rao and a few others. He was a member of the grand old Vijnana Chandrika Mandali in the year 1924 ( established in 1914 of Komarraju V.Lakshman Rao) He was also on the committees constituted by the Govt of A.P like Glossary Committee, A.P History and Science etc.He was honoured by the Govt. of Andhra Pradesh in the year 1966 and in 1986 by Vemana Vikasa Kendra, and in 1970s by A.P History Congress etc. One of his books was released by the then President of India, Dr. Rajendra Prasad in the year 1959.