So caught up was the maharaja with Ron that he appointed him steward of his estate. There was one small thing, a postscript – he also needed £ 1,000 in cash. David inquired about the Maharajah at the Indian High Commission in London. The sultanate for which Ronnie “worked,” it turned out, did not exist. It hasn’t happened since 1948. And a year later, the sole heir to the title was killed in an accident in France, wrote Le Carré’s cinematographer, Adam Sisman.