The Official System of Contract Bridge, Simplified, Concise; the Official Book on the Official System.

First edition of this official Prohibition era manual to the game of contract bridge; warmly inscribed by Warren Buffett to his long-time bridge partner and close personal friend Sharon Osberg. Octavo, original cloth. Presentation copy, lengthily inscribed by Buffett on the title page, "To Sharon - This was the nursery book my mother read to me at age 1. Unfortunately she emphasized Chapter 17. Love, Warren." Sharon Osberg is a close friend of both Warren Buffett and Bill Gates, and has coached both on the game of bridge, for which she has won several championships and awards. Chapter 17, which Buffett here refers to, discusses the subject of overbidding and how it can be either a disastrous move or a smart tactic. In very good condition. An exceptional association. From the library of Sharon Osberg. Warren Buffett has earned a reputation as a die-hard bridge player, often playing competitively with Sharon Osberg and Bill Gates. He has likened the game to investing, both of which require making intelligent decisions based on available information and probabilities. "[Bridge] has got to be the best intellectual exercise out there. You're seeing through new situations every ten minutes.In the stock market you don't base your decisions on what the market is doing, but on what you think is rational.Bridge is about weighing gain/loss ratios. You're doing calculations all the time" (Forbes, Buffett on Bridge). In 2006, Buffett began sponsoring his own biannual tournament, the Buffett Cup, which is played every other September.…