Ramarao Annavarapu worked in Indian Railways for 34 years retiring in 1991 as head the operations of a major zone of Indian Railways. He has been writing on rail history for over t...view moreRamarao Annavarapu worked in Indian Railways for 34 years retiring in 1991 as head the operations of a major zone of Indian Railways. He has been writing on rail history for over three decades, with two books and numerous articles to his credit.view less