Three Hundred Important Combinations is intended to provide knowledge of the Yogas which indicate specific horoscopic trends. All planetary combinations are divided into two groups viz., Yogas and Aristhas or fortunes and misfortunes. It deals with various standing combinations of yogas. The systematized account of all the important yogas is brought out so that it may illustrate practical horoscopes. The book certainly claims credit for being the first to bring together all scattered information and present it systematically.
Dr. B V Raman was the renowned astrologer and author. He was a Fellow of the Royal Astronomical Society, London and a member of the Royal Asiatic Society. Dr. Raman had influenced the educated public and made them astrologer-conscious. He was the Chief Editor of the Astrological Magazine, who held a string of titles such as Abhinava Varahamihira, Jyotisha Bhanu, Jyotisha Vignanava Bhaskara, Jyotisha Bhooshana etc.