Aides describe a friendship between the two ex-presidents that almost resembles a father-son relationship.

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Not so much the strained mythological father-son relationship between Greek gods known well to Edith Wharton readers.

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Matt Snoddy, an IT consultant, had set up shop with his dad in the same Lexington building, where their father-son relationship strengthened.

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He described the finished product as being a "sci-fi, comedy, romance, father-son relationship, superhero, good over evil fight to save the world".

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For Mr Berezovsky, this case at the commercial court here in London was about betrayal - a father and son relationship soured, a beautiful business partnership severed.

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Over months, it finally gelled into a true father-son relationship.

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These interviews, which served as the basis of Mr. Spiegelman's research for "Maus, " were the only time when the fractious relationship between father and son could abate for a while.

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"It's a very tumultuous relationship, not only between the father and son, but between us as well, " Piligian says.

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John Russell, a former chief art critic for the New York Times, uses this transatlantic steamboat correspondence to form the core of a book in which he explores the tense, often exciting relationship between dealer and artist as well as that between father and son.

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