Explanation:

 Lieutenant-Colonel James Tod (20 March 1782 – 18 November 1835) was an English-born officer of the British East India Company and an Oriental scholar. He combined his official role and his amateur interests to create a series of works about the history and geography of India, and in particular the area then known as Rajputana that corresponds to the present day state of Rajasthan, and which Tod referred to as Rajast'han.